> A 64-bit floating-point number can represent 15 decimal digits, which is all balances less than 10 trillion (9 999 999 999 999.99), with two digits after the

> A 64-bit floating-point number can represent 15 decimal digits, which is all balances less than 10 trillion (9 999 999 999 999.99), with two digits after the decimal place There are real monetary quantities for which this is insufficient. The GDP of Indonesia is measured in 10s of quadrillions of Rupiah. In cases of hyperinflation this kind of overflow can happen even for human-level accounting. Use real fixed point decimal math.