Home / 83,591,065.40-125,280,309.90-40,367,197.40

Finding the Fourth Proportional to 83,591,065.40, 125,280,309.90 and 40,367,197.40

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Solution

The fourth proportional to 83,591,065.40, 125,280,309.90 and 40,367,197.40 is: 60,499,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,591,065.40 : 125,280,309.90 = 40,367,197.40 : x
  2. Step 2: Convert to fraction form
    83,591,065.40/125,280,309.90 = 40,367,197.40/x
  3. Step 3: Cross multiply
    83,591,065.40x = 125,280,309.90 × 40,367,197.40
  4. Step 4: Simplify right side
    83,591,065.40x = 5,057,215,000,066,474
  5. Step 5: Solve for x
    x = 5,057,215,000,066,474/83,591,065.40
  6. Step 6: Final answer
    x = 60,499,468.17

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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.