Step 1:
The first step to converting 142599679.62865 to a fraction is to re-write 142599679.62865 in the form p/q where p and q are both positive integers. To start with, 142599679.62865 can be written as simply 142599679.62865/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 142599679.62865, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 142599679.62865/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 142599679.62865/1 each by 100000:
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 142599679.62865 as a fraction:
142599679/1 / 1