$100 in 1945 is equivalent in purchasing power to about $3,628.12 in 2020, an increase of $3,528.12 over 75 years. The dollar had an average inflation rate of 4.90% per year between 1945 and 2020, producing a cumulative price increase of 3,528.12%.
This means that prices in 2020 are 36.28 times as high as average prices since 1945, according to the Bureau of Statistics consumer price index.
The inflation rate in 1945 was 0.00%. The inflation rate in 2020 was 0.87%. The 2020 inflation rate is lower compared to the average inflation rate of 3.90% per year between 2020 and 2024.
Cumulative price change | 3,528.12% |
Average inflation rate | 4.90% |
Converted amount $100 base | $3,628.12 |
Price difference $100 base | $3,528.12 |
CPI in 1945 | 3.200 |
CPI in 2020 | 116.100 |
Inflation in 1945 | 0.00% |
Inflation in 2020 | 0.87% |
$100 in 1945 | $3,628.12 in 2020 |
This chart shows a calculation of buying power equivalence for $100 in 1945 (price index tracking began in 1922).
For example, if you started with $100, you would need to end with $3,628.12 in order to "adjust" for inflation (sometimes refered to as "beating inflation").
When $100 is equivalent to $3,628.12 over time, that means that the "real value" of a single Australian dollar decreases over time. In other words, a dollar will pay for fewer items at the store.
This effect explains how inflation erodes the value of a dollar over time. By calculating the value in 1945 dollars, the chart below shows how $100 is worth less over 75 years.
According to the Bureau of Statistics, each of these AUD amounts below is equal in terms of what it could buy at the time:
This conversion table shows various other 1945 amounts in 2020 dollars, based on the 3,528.12% change in prices:
Initial value | Equivalent value |
---|---|
$1 dollar in 1945 | $36.28 dollars in 2020 |
$5 dollars in 1945 | $181.41 dollars in 2020 |
$10 dollars in 1945 | $362.81 dollars in 2020 |
$50 dollars in 1945 | $1,814.06 dollars in 2020 |
$100 dollars in 1945 | $3,628.12 dollars in 2020 |
$500 dollars in 1945 | $18,140.62 dollars in 2020 |
$1,000 dollars in 1945 | $36,281.25 dollars in 2020 |
$5,000 dollars in 1945 | $181,406.25 dollars in 2020 |
$10,000 dollars in 1945 | $362,812.50 dollars in 2020 |
$50,000 dollars in 1945 | $1,814,062.50 dollars in 2020 |
$100,000 dollars in 1945 | $3,628,125.00 dollars in 2020 |
$500,000 dollars in 1945 | $18,140,625.00 dollars in 2020 |
$1,000,000 dollars in 1945 | $36,281,250.00 dollars in 2020 |
Our calculations use the following inflation rate formula to calculate the change in value between 1945 and 2020:
Then plug in historical CPI values. The Australian CPI was 3.2 in the year 1945 and 116.1 in 2020:
$100 in 1945 has the same "purchasing power" or "buying power" as $3,628.12 in 2020.
To get the total inflation rate for the 75 years between 1945 and 2020, we use the following formula:
Plugging in the values to this equation, we get:
Raw data for these calculations comes from the government of Australia's annual (CPI) as provided by the Reserve Bank of Australia. The consumer price index was established in 1922 and is tracked by Australian Bureau of Statistics (ABS).
You may use the following MLA citation for this page: “$100 in 1945 → 2020 | Australia Inflation Calculator.” Official Inflation Data, Alioth Finance, 15 Jun. 2024, https://www.officialdata.org/australia/inflation/1945?amount=100&endYear=2020.
Special thanks to QuickChart for their chart image API, which is used for chart downloads.
Cumulative price change | 3,528.12% |
Average inflation rate | 4.90% |
Converted amount $100 base | $3,628.12 |
Price difference $100 base | $3,528.12 |
CPI in 1945 | 3.200 |
CPI in 2020 | 116.100 |
Inflation in 1945 | 0.00% |
Inflation in 2020 | 0.87% |
$100 in 1945 | $3,628.12 in 2020 |