This is a good chart to understand Alphabet / Google at the big picture level. The bulk of earnings still come from basic search with Youtube and Google Cloud growing well. Courtesy of FourWeekMBA. Google processes 8.5bn search every day, ie almost everyone on earth use Google at least once a day and it takes a cut. From the $162bn revenue, this cut is 5c (162 / 8.5 x 365). Just very rough math....