Home / 347,895,168.76-521,842,856.82-102,251,847.16

Finding the Fourth Proportional to 347,895,168.76, 521,842,856.82 and 102,251,847.16

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Solution

The fourth proportional to 347,895,168.76, 521,842,856.82 and 102,251,847.16 is: 153,377,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,895,168.76 : 521,842,856.82 = 102,251,847.16 : x
  2. Step 2: Convert to fraction form
    347,895,168.76/521,842,856.82 = 102,251,847.16/x
  3. Step 3: Cross multiply
    347,895,168.76x = 521,842,856.82 × 102,251,847.16
  4. Step 4: Simplify right side
    347,895,168.76x = 53,359,396,037,096,400
  5. Step 5: Solve for x
    x = 53,359,396,037,096,400/347,895,168.76
  6. Step 6: Final answer
    x = 153,377,801.21

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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.