Home / 391,451,834.06-586,789,899.62-183,818,560.72

Finding the Fourth Proportional to 391,451,834.06, 586,789,899.62 and 183,818,560.72

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Solution

The fourth proportional to 391,451,834.06, 586,789,899.62 and 183,818,560.72 is: 275,545,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,451,834.06 : 586,789,899.62 = 183,818,560.72 : x
  2. Step 2: Convert to fraction form
    391,451,834.06/586,789,899.62 = 183,818,560.72/x
  3. Step 3: Cross multiply
    391,451,834.06x = 586,789,899.62 × 183,818,560.72
  4. Step 4: Simplify right side
    391,451,834.06x = 107,862,874,793,181,680
  5. Step 5: Solve for x
    x = 107,862,874,793,181,680/391,451,834.06
  6. Step 6: Final answer
    x = 275,545,713.18

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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.