Finding the Fourth Proportional to 81,847,504.62, 122,761,306.08 and 51,144,823.98
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Solution
The fourth proportional to 81,847,504.62, 122,761,306.08 and 51,144,823.98 is: 76,711,017.89
Step by Step Solution
- Step 1: Write the proportion equation
81,847,504.62 : 122,761,306.08 = 51,144,823.98 : x - Step 2: Convert to fraction form
81,847,504.62/122,761,306.08 = 51,144,823.98/x - Step 3: Cross multiply
81,847,504.62x = 122,761,306.08 × 51,144,823.98 - Step 4: Simplify right side
81,847,504.62x = 6,278,605,391,016,503 - Step 5: Solve for x
x = 6,278,605,391,016,503/81,847,504.62 - Step 6: Final answer
x = 76,711,017.89
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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.