Home / 490,170,553.40-734,500,002.90-425,169,414.20

Finding the Fourth Proportional to 490,170,553.40, 734,500,002.90 and 425,169,414.20

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Solution

The fourth proportional to 490,170,553.40, 734,500,002.90 and 425,169,414.20 is: 637,098,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,170,553.40 : 734,500,002.90 = 425,169,414.20 : x
  2. Step 2: Convert to fraction form
    490,170,553.40/734,500,002.90 = 425,169,414.20/x
  3. Step 3: Cross multiply
    490,170,553.40x = 734,500,002.90 × 425,169,414.20
  4. Step 4: Simplify right side
    490,170,553.40x = 312,286,935,962,891,264
  5. Step 5: Solve for x
    x = 312,286,935,962,891,264/490,170,553.40
  6. Step 6: Final answer
    x = 637,098,523.76

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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.