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Finding the Fourth Proportional to 557,005,800.60, 835,508,700.90 and 148,061,951.10

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Solution

The fourth proportional to 557,005,800.60, 835,508,700.90 and 148,061,951.10 is: 222,092,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,005,800.60 : 835,508,700.90 = 148,061,951.10 : x
  2. Step 2: Convert to fraction form
    557,005,800.60/835,508,700.90 = 148,061,951.10/x
  3. Step 3: Cross multiply
    557,005,800.60x = 835,508,700.90 × 148,061,951.10
  4. Step 4: Simplify right side
    557,005,800.60x = 123,707,048,416,280,320
  5. Step 5: Solve for x
    x = 123,707,048,416,280,320/557,005,800.60
  6. Step 6: Final answer
    x = 222,092,926.65

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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.