Step 1:
The first step to converting 531582072.4004 to a fraction is to re-write 531582072.4004 in the form p/q where p and q are both positive integers. To start with, 531582072.4004 can be written as simply 531582072.4004/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 531582072.4004, which in this case is 4. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 531582072.4004/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 531582072.4004/1 each by 10000:
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 531582072.4004 as a fraction:
531582072/1 / 1