Finding the Fourth Proportional to 482,153,702.62, 723,153,076.66 and 132,318,049.74
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Solution
The fourth proportional to 482,153,702.62, 723,153,076.66 and 132,318,049.74 is: 198,455,812.43
Step by Step Solution
- Step 1: Write the proportion equation
482,153,702.62 : 723,153,076.66 = 132,318,049.74 : x - Step 2: Convert to fraction form
482,153,702.62/723,153,076.66 = 132,318,049.74/x - Step 3: Cross multiply
482,153,702.62x = 723,153,076.66 × 132,318,049.74 - Step 4: Simplify right side
482,153,702.62x = 95,686,204,766,801,120 - Step 5: Solve for x
x = 95,686,204,766,801,120/482,153,702.62 - Step 6: Final answer
x = 198,455,812.43
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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.