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: [[-43, 21], [-43, 33, -33, 7], [-2, 11, -46], [40, 25, 50, -45, 47]]

[-903, 327789, 1012, -105750000]