Home / 65,181,902.20-97,847,502.90-38,270,721.40

Finding the Fourth Proportional to 65,181,902.20, 97,847,502.90 and 38,270,721.40

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Solution

The fourth proportional to 65,181,902.20, 97,847,502.90 and 38,270,721.40 is: 57,449,911.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181,902.20 : 97,847,502.90 = 38,270,721.40 : x
  2. Step 2: Convert to fraction form
    65,181,902.20/97,847,502.90 = 38,270,721.40/x
  3. Step 3: Cross multiply
    65,181,902.20x = 97,847,502.90 × 38,270,721.40
  4. Step 4: Simplify right side
    65,181,902.20x = 3,744,694,523,171,592
  5. Step 5: Solve for x
    x = 3,744,694,523,171,592/65,181,902.20
  6. Step 6: Final answer
    x = 57,449,911.66

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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.