Finding the Fourth Proportional to 201,851,175.33, 278,554,578.93 and 109,031,684.09
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Solution
The fourth proportional to 201,851,175.33, 278,554,578.93 and 109,031,684.09 is: 150,463,700.80
Step by Step Solution
- Step 1: Write the proportion equation
201,851,175.33 : 278,554,578.93 = 109,031,684.09 : x - Step 2: Convert to fraction form
201,851,175.33/278,554,578.93 = 109,031,684.09/x - Step 3: Cross multiply
201,851,175.33x = 278,554,578.93 × 109,031,684.09 - Step 4: Simplify right side
201,851,175.33x = 30,371,274,850,325,956 - Step 5: Solve for x
x = 30,371,274,850,325,956/201,851,175.33 - Step 6: Final answer
x = 150,463,700.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.