Step 1:
The first step to converting 43942.453421808 to a fraction is to re-write 43942.453421808 in the form p/q where p and q are both positive integers. To start with, 43942.453421808 can be written as simply 43942.453421808/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 43942.453421808, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 43942.453421808/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 43942.453421808/1 each by 1000000000:
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 43942.453421808 as a fraction:
395482/9 / 1