Step 1:
The first step to converting 161265.2456631 to a fraction is to re-write 161265.2456631 in the form p/q where p and q are both positive integers. To start with, 161265.2456631 can be written as simply 161265.2456631/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 161265.2456631, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 161265.2456631/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 161265.2456631/1 each by 10000000:
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 161265.2456631 as a fraction:
645061/4 / 1