Home / 212,167,002.31-318,250,591.70-95,446,023.92

Finding the Fourth Proportional to 212,167,002.31, 318,250,591.70 and 95,446,023.92

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Solution

The fourth proportional to 212,167,002.31, 318,250,591.70 and 95,446,023.92 is: 143,169,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,167,002.31 : 318,250,591.70 = 95,446,023.92 : x
  2. Step 2: Convert to fraction form
    212,167,002.31/318,250,591.70 = 95,446,023.92/x
  3. Step 3: Cross multiply
    212,167,002.31x = 318,250,591.70 × 95,446,023.92
  4. Step 4: Simplify right side
    212,167,002.31x = 30,375,753,589,404,832
  5. Step 5: Solve for x
    x = 30,375,753,589,404,832/212,167,002.31
  6. Step 6: Final answer
    x = 143,169,075.58

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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.