Step 1:
The first step to converting 123288187.29121 to a fraction is to re-write 123288187.29121 in the form p/q where p and q are both positive integers. To start with, 123288187.29121 can be written as simply 123288187.29121/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 123288187.29121, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 123288187.29121/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 123288187.29121/1 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 123288187.29121 as a fraction:
123288187/1 / 1