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: [[47, -4], [30, 17, -5, 25, 4], [-44, 3, -39, 50, -16]]

[-188, -255000, -4118400]