729 is the next number in the sequence. You times each number by the past number times by three e.g. 3x3=9, 9x3=27, 27x3= 243, 243x3=729
243
32
It is 3 times 81 = 243
Each number is 1/3 the value of the one to the left. The next number in the series is... 3.
364.5 Each time, you're adding half of the previous number.
243
The next number is 243, because 81x3=243.
243
-243
32
It is 3 times 81 = 243
Each number is 1/3 the value of the one to the left. The next number in the series is... 3.
364.5 Each time, you're adding half of the previous number.
3 Each term is divided by 3 to produce the following term.
If you look at this series, you can see that each number is 2/3 of the one before it. The next number then is 2/3 * 32, which equals 64/3, or 21 1/3.
Each number is 3 times the previous number, so the next two numbers are 243 and 729: 3 x 81 = 243 3 x 243 = 729
243