Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[28, 46], [-2, 20, 26, 47], [-9, 2, -23], [44, -42, 9, 36, 48]]

[1288, -48880, 414, -28740096]