Home / 212,165,812.28-318,248,806.82-95,444,834.24

Finding the Fourth Proportional to 212,165,812.28, 318,248,806.82 and 95,444,834.24

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Solution

The fourth proportional to 212,165,812.28, 318,248,806.82 and 95,444,834.24 is: 143,167,291.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,165,812.28 : 318,248,806.82 = 95,444,834.24 : x
  2. Step 2: Convert to fraction form
    212,165,812.28/318,248,806.82 = 95,444,834.24/x
  3. Step 3: Cross multiply
    212,165,812.28x = 318,248,806.82 × 95,444,834.24
  4. Step 4: Simplify right side
    212,165,812.28x = 30,375,204,614,012,680
  5. Step 5: Solve for x
    x = 30,375,204,614,012,680/212,165,812.28
  6. Step 6: Final answer
    x = 143,167,291.13

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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.