Arithmetic, Geometric & Exponential Patterns Examples Page 3

Find the missing number in the pattern: 3, 9, 81, ___, 43046721.

As mentioned before, there are three basic types of patterns: arithmetic, geometric, and geometric exponential. Let's try all three and see if one fits.

Here you can see that geometric-exponential patterns are also geometric. We can use either of these patterns to fill in the blanks.