Finding the Fourth Proportional to 68,167,711.80, 102,251,567.70 and 32,335,903.80
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Solution
The fourth proportional to 68,167,711.80, 102,251,567.70 and 32,335,903.80 is: 48,503,855.70
Step by Step Solution
- Step 1: Write the proportion equation
68,167,711.80 : 102,251,567.70 = 32,335,903.80 : x - Step 2: Convert to fraction form
68,167,711.80/102,251,567.70 = 32,335,903.80/x - Step 3: Cross multiply
68,167,711.80x = 102,251,567.70 × 32,335,903.80 - Step 4: Simplify right side
68,167,711.80x = 3,306,396,856,546,387.50 - Step 5: Solve for x
x = 3,306,396,856,546,387.50/68,167,711.80 - Step 6: Final answer
x = 48,503,855.70
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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.