Step 1:
The first step to converting 73845840.405729 to a fraction is to re-write 73845840.405729 in the form p/q where p and q are both positive integers. To start with, 73845840.405729 can be written as simply 73845840.405729/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 73845840.405729, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 73845840.405729/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 73845840.405729/1 each by 1000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 73845840.405729 as a fraction:
73845840/1 / 1