Alaska is about 51 times bigger than Solomon Islands.

Solomon Islands is approximately 28,896 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 5,026% larger than Solomon Islands. Meanwhile, the population of Solomon Islands is ~702,694 people (7,537 more people live in Alaska).
Tip: This to-scale comparison of Solomon Islands vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.