Home / 9,965,644,229.60-13,746,108,987.17-6,391,690,218.57

Finding the Fourth Proportional to 9,965,644,229.60, 13,746,108,987.17 and 6,391,690,218.57

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Solution

The fourth proportional to 9,965,644,229.60, 13,746,108,987.17 and 6,391,690,218.57 is: 8,816,376,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,644,229.60 : 13,746,108,987.17 = 6,391,690,218.57 : x
  2. Step 2: Convert to fraction form
    9,965,644,229.60/13,746,108,987.17 = 6,391,690,218.57/x
  3. Step 3: Cross multiply
    9,965,644,229.60x = 13,746,108,987.17 × 6,391,690,218.57
  4. Step 4: Simplify right side
    9,965,644,229.60x = 87,860,870,356,691,648,512
  5. Step 5: Solve for x
    x = 87,860,870,356,691,648,512/9,965,644,229.60
  6. Step 6: Final answer
    x = 8,816,376,375.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.