Step 1:
The first step to converting 197512.21749571 to a fraction is to re-write 197512.21749571 in the form p/q where p and q are both positive integers. To start with, 197512.21749571 can be written as simply 197512.21749571/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 197512.21749571, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 197512.21749571/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 197512.21749571/1 each by 100000000:
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 197512.21749571 as a fraction:
790049/4 / 1