Finding the Fourth Proportional to 208,344,863.01, 312,486,872.87 and 60,752,761.70
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Solution
The fourth proportional to 208,344,863.01, 312,486,872.87 and 60,752,761.70 is: 91,120,271.69
Step by Step Solution
- Step 1: Write the proportion equation
208,344,863.01 : 312,486,872.87 = 60,752,761.70 : x - Step 2: Convert to fraction form
208,344,863.01/312,486,872.87 = 60,752,761.70/x - Step 3: Cross multiply
208,344,863.01x = 312,486,872.87 × 60,752,761.70 - Step 4: Simplify right side
208,344,863.01x = 18,984,440,522,782,404 - Step 5: Solve for x
x = 18,984,440,522,782,404/208,344,863.01 - Step 6: Final answer
x = 91,120,271.69
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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.