Home / 444,881,109.70-667,520,730.15-202,419,208.90

Finding the Fourth Proportional to 444,881,109.70, 667,520,730.15 and 202,419,208.90

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Solution

The fourth proportional to 444,881,109.70, 667,520,730.15 and 202,419,208.90 is: 303,719,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,881,109.70 : 667,520,730.15 = 202,419,208.90 : x
  2. Step 2: Convert to fraction form
    444,881,109.70/667,520,730.15 = 202,419,208.90/x
  3. Step 3: Cross multiply
    444,881,109.70x = 667,520,730.15 × 202,419,208.90
  4. Step 4: Simplify right side
    444,881,109.70x = 135,119,018,121,313,376
  5. Step 5: Solve for x
    x = 135,119,018,121,313,376/444,881,109.70
  6. Step 6: Final answer
    x = 303,719,387.44

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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.