Step 1:
The first step to converting 200149.79622178 to a fraction is to re-write 200149.79622178 in the form p/q where p and q are both positive integers. To start with, 200149.79622178 can be written as simply 200149.79622178/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 200149.79622178, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 200149.79622178/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 200149.79622178/1 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 200149.79622178 as a fraction:
800599/4 / 1