Home / 115,344,002.10-173,016,003.15-107,729,742.90

Finding the Fourth Proportional to 115,344,002.10, 173,016,003.15 and 107,729,742.90

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Solution

The fourth proportional to 115,344,002.10, 173,016,003.15 and 107,729,742.90 is: 161,594,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,344,002.10 : 173,016,003.15 = 107,729,742.90 : x
  2. Step 2: Convert to fraction form
    115,344,002.10/173,016,003.15 = 107,729,742.90/x
  3. Step 3: Cross multiply
    115,344,002.10x = 173,016,003.15 × 107,729,742.90
  4. Step 4: Simplify right side
    115,344,002.10x = 18,638,969,536,935,092
  5. Step 5: Solve for x
    x = 18,638,969,536,935,092/115,344,002.10
  6. Step 6: Final answer
    x = 161,594,614.35

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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.