Home / 7,786,013,278.20-11,680,153,658.10-2,544,351,646.20

Finding the Fourth Proportional to 7,786,013,278.20, 11,680,153,658.10 and 2,544,351,646.20

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Solution

The fourth proportional to 7,786,013,278.20, 11,680,153,658.10 and 2,544,351,646.20 is: 3,816,897,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,013,278.20 : 11,680,153,658.10 = 2,544,351,646.20 : x
  2. Step 2: Convert to fraction form
    7,786,013,278.20/11,680,153,658.10 = 2,544,351,646.20/x
  3. Step 3: Cross multiply
    7,786,013,278.20x = 11,680,153,658.10 × 2,544,351,646.20
  4. Step 4: Simplify right side
    7,786,013,278.20x = 29,718,418,187,855,687,680
  5. Step 5: Solve for x
    x = 29,718,418,187,855,687,680/7,786,013,278.20
  6. Step 6: Final answer
    x = 3,816,897,958.68

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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.