Home / 161,838,002.40-242,757,003.60-70,961,591.40

Finding the Fourth Proportional to 161,838,002.40, 242,757,003.60 and 70,961,591.40

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Solution

The fourth proportional to 161,838,002.40, 242,757,003.60 and 70,961,591.40 is: 106,442,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838,002.40 : 242,757,003.60 = 70,961,591.40 : x
  2. Step 2: Convert to fraction form
    161,838,002.40/242,757,003.60 = 70,961,591.40/x
  3. Step 3: Cross multiply
    161,838,002.40x = 242,757,003.60 × 70,961,591.40
  4. Step 4: Simplify right side
    161,838,002.40x = 17,226,423,298,951,530
  5. Step 5: Solve for x
    x = 17,226,423,298,951,530/161,838,002.40
  6. Step 6: Final answer
    x = 106,442,387.10

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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.