Home / 7,900,702,286.90-11,838,960,195.15-7,465,345,819.70

Finding the Fourth Proportional to 7,900,702,286.90, 11,838,960,195.15 and 7,465,345,819.70

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Solution

The fourth proportional to 7,900,702,286.90, 11,838,960,195.15 and 7,465,345,819.70 is: 11,186,591,874.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,702,286.90 : 11,838,960,195.15 = 7,465,345,819.70 : x
  2. Step 2: Convert to fraction form
    7,900,702,286.90/11,838,960,195.15 = 7,465,345,819.70/x
  3. Step 3: Cross multiply
    7,900,702,286.90x = 11,838,960,195.15 × 7,465,345,819.70
  4. Step 4: Simplify right side
    7,900,702,286.90x = 88,381,932,002,457,747,456
  5. Step 5: Solve for x
    x = 88,381,932,002,457,747,456/7,900,702,286.90
  6. Step 6: Final answer
    x = 11,186,591,874.12

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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.