Home / 107,770,961.20-161,681,937.36-34,987,601.20

Finding the Fourth Proportional to 107,770,961.20, 161,681,937.36 and 34,987,601.20

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Solution

The fourth proportional to 107,770,961.20, 161,681,937.36 and 34,987,601.20 is: 52,489,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770,961.20 : 161,681,937.36 = 34,987,601.20 : x
  2. Step 2: Convert to fraction form
    107,770,961.20/161,681,937.36 = 34,987,601.20/x
  3. Step 3: Cross multiply
    107,770,961.20x = 161,681,937.36 × 34,987,601.20
  4. Step 4: Simplify right side
    107,770,961.20x = 5,656,863,145,595,062
  5. Step 5: Solve for x
    x = 5,656,863,145,595,062/107,770,961.20
  6. Step 6: Final answer
    x = 52,489,678.88

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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.