Home / 347,006,272.17-520,510,624.89-88,221,520.29

Finding the Fourth Proportional to 347,006,272.17, 520,510,624.89 and 88,221,520.29

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Solution

The fourth proportional to 347,006,272.17, 520,510,624.89 and 88,221,520.29 is: 132,332,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,006,272.17 : 520,510,624.89 = 88,221,520.29 : x
  2. Step 2: Convert to fraction form
    347,006,272.17/520,510,624.89 = 88,221,520.29/x
  3. Step 3: Cross multiply
    347,006,272.17x = 520,510,624.89 × 88,221,520.29
  4. Step 4: Simplify right side
    347,006,272.17x = 45,920,238,654,893,720
  5. Step 5: Solve for x
    x = 45,920,238,654,893,720/347,006,272.17
  6. Step 6: Final answer
    x = 132,332,589.75

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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.