Home / 499,446,000.10-749,169,000.15-490,836,655.90

Finding the Fourth Proportional to 499,446,000.10, 749,169,000.15 and 490,836,655.90

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Solution

The fourth proportional to 499,446,000.10, 749,169,000.15 and 490,836,655.90 is: 736,254,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,446,000.10 : 749,169,000.15 = 490,836,655.90 : x
  2. Step 2: Convert to fraction form
    499,446,000.10/749,169,000.15 = 490,836,655.90/x
  3. Step 3: Cross multiply
    499,446,000.10x = 749,169,000.15 × 490,836,655.90
  4. Step 4: Simplify right side
    499,446,000.10x = 367,719,606,737,572,544
  5. Step 5: Solve for x
    x = 367,719,606,737,572,544/499,446,000.10
  6. Step 6: Final answer
    x = 736,254,983.85

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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.