Home / 372,992,002.20-559,488,003.30-365,825,640.60

Finding the Fourth Proportional to 372,992,002.20, 559,488,003.30 and 365,825,640.60

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Solution

The fourth proportional to 372,992,002.20, 559,488,003.30 and 365,825,640.60 is: 548,738,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,992,002.20 : 559,488,003.30 = 365,825,640.60 : x
  2. Step 2: Convert to fraction form
    372,992,002.20/559,488,003.30 = 365,825,640.60/x
  3. Step 3: Cross multiply
    372,992,002.20x = 559,488,003.30 × 365,825,640.60
  4. Step 4: Simplify right side
    372,992,002.20x = 204,675,057,215,237,408
  5. Step 5: Solve for x
    x = 204,675,057,215,237,408/372,992,002.20
  6. Step 6: Final answer
    x = 548,738,460.90

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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.