Finding the Fourth Proportional to 173,728,515.70, 260,592,553.46 and 44,336,128.72
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Solution
The fourth proportional to 173,728,515.70, 260,592,553.46 and 44,336,128.72 is: 66,504,136.91
Step by Step Solution
- Step 1: Write the proportion equation
173,728,515.70 : 260,592,553.46 = 44,336,128.72 : x - Step 2: Convert to fraction form
173,728,515.70/260,592,553.46 = 44,336,128.72/x - Step 3: Cross multiply
173,728,515.70x = 260,592,553.46 × 44,336,128.72 - Step 4: Simplify right side
173,728,515.70x = 11,553,664,993,135,400 - Step 5: Solve for x
x = 11,553,664,993,135,400/173,728,515.70 - Step 6: Final answer
x = 66,504,136.91
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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.