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: [[39, 28, 27, -27], [48, -50, -35, 50, -11], [36, -40, -39, -19, 9], [37, 44, -5, 35, 43]]

[-796068, -46200000, -9603360, -12250700]