Home / 77,463,658.15-106,891,721.14-43,962,468.85

Finding the Fourth Proportional to 77,463,658.15, 106,891,721.14 and 43,962,468.85

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Solution

The fourth proportional to 77,463,658.15, 106,891,721.14 and 43,962,468.85 is: 60,663,594.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,463,658.15 : 106,891,721.14 = 43,962,468.85 : x
  2. Step 2: Convert to fraction form
    77,463,658.15/106,891,721.14 = 43,962,468.85/x
  3. Step 3: Cross multiply
    77,463,658.15x = 106,891,721.14 × 43,962,468.85
  4. Step 4: Simplify right side
    77,463,658.15x = 4,699,223,960,940,137
  5. Step 5: Solve for x
    x = 4,699,223,960,940,137/77,463,658.15
  6. Step 6: Final answer
    x = 60,663,594.69

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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.