Guinea-Bissau is about 41 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Guinea-Bissau is approximately 36,125 sq km, making Guinea-Bissau 2.44% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (1.3 million more people live in Guinea-Bissau).
Tip: This to-scale comparison of Alaska vs. Guinea-Bissau uses the Mercator projection, which distorts the size of regions near the poles.