Home / 77,882,233.20-116,644,480.36-38,901,035.76

Finding the Fourth Proportional to 77,882,233.20, 116,644,480.36 and 38,901,035.76

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Solution

The fourth proportional to 77,882,233.20, 116,644,480.36 and 38,901,035.76 is: 58,262,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882,233.20 : 116,644,480.36 = 38,901,035.76 : x
  2. Step 2: Convert to fraction form
    77,882,233.20/116,644,480.36 = 38,901,035.76/x
  3. Step 3: Cross multiply
    77,882,233.20x = 116,644,480.36 × 38,901,035.76
  4. Step 4: Simplify right side
    77,882,233.20x = 4,537,591,101,690,977
  5. Step 5: Solve for x
    x = 4,537,591,101,690,977/77,882,233.20
  6. Step 6: Final answer
    x = 58,262,210.97

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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.