Finding the Fourth Proportional to 97,024,306.30, 145,536,459.45 and 39,486,960.70
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Solution
The fourth proportional to 97,024,306.30, 145,536,459.45 and 39,486,960.70 is: 59,230,441.05
Step by Step Solution
- Step 1: Write the proportion equation
97,024,306.30 : 145,536,459.45 = 39,486,960.70 : x - Step 2: Convert to fraction form
97,024,306.30/145,536,459.45 = 39,486,960.70/x - Step 3: Cross multiply
97,024,306.30x = 145,536,459.45 × 39,486,960.70 - Step 4: Simplify right side
97,024,306.30x = 5,746,792,454,719,294 - Step 5: Solve for x
x = 5,746,792,454,719,294/97,024,306.30 - Step 6: Final answer
x = 59,230,441.05
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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.