Finding the Fourth Proportional to 87,497,479.64, 131,123,002.26 and 66,947,637.08
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Solution
The fourth proportional to 87,497,479.64, 131,123,002.26 and 66,947,637.08 is: 100,327,177.47
Step by Step Solution
- Step 1: Write the proportion equation
87,497,479.64 : 131,123,002.26 = 66,947,637.08 : x - Step 2: Convert to fraction form
87,497,479.64/131,123,002.26 = 66,947,637.08/x - Step 3: Cross multiply
87,497,479.64x = 131,123,002.26 × 66,947,637.08 - Step 4: Simplify right side
87,497,479.64x = 8,778,375,168,142,500 - Step 5: Solve for x
x = 8,778,375,168,142,500/87,497,479.64 - Step 6: Final answer
x = 100,327,177.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.