Finding the Fourth Proportional to 488,956,951.90, 733,183,485.45 and 182,091,108.70
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Solution
The fourth proportional to 488,956,951.90, 733,183,485.45 and 182,091,108.70 is: 273,042,837.88
Step by Step Solution
- Step 1: Write the proportion equation
488,956,951.90 : 733,183,485.45 = 182,091,108.70 : x - Step 2: Convert to fraction form
488,956,951.90/733,183,485.45 = 182,091,108.70/x - Step 3: Cross multiply
488,956,951.90x = 733,183,485.45 × 182,091,108.70 - Step 4: Simplify right side
488,956,951.90x = 133,506,193,746,120,816 - Step 5: Solve for x
x = 133,506,193,746,120,816/488,956,951.90 - Step 6: Final answer
x = 273,042,837.88
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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.