Finding the Fourth Proportional to 88,687,343.10, 133,031,014.65 and 58,429,371.90
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Solution
The fourth proportional to 88,687,343.10, 133,031,014.65 and 58,429,371.90 is: 87,644,057.85
Step by Step Solution
- Step 1: Write the proportion equation
88,687,343.10 : 133,031,014.65 = 58,429,371.90 : x - Step 2: Convert to fraction form
88,687,343.10/133,031,014.65 = 58,429,371.90/x - Step 3: Cross multiply
88,687,343.10x = 133,031,014.65 × 58,429,371.90 - Step 4: Simplify right side
88,687,343.10x = 7,772,918,629,219,198 - Step 5: Solve for x
x = 7,772,918,629,219,198/88,687,343.10 - Step 6: Final answer
x = 87,644,057.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.