Home / 212,167,019.62-318,250,617.72-95,446,041.22

Finding the Fourth Proportional to 212,167,019.62, 318,250,617.72 and 95,446,041.22

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Solution

The fourth proportional to 212,167,019.62, 318,250,617.72 and 95,446,041.22 is: 143,169,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,167,019.62 : 318,250,617.72 = 95,446,041.22 : x
  2. Step 2: Convert to fraction form
    212,167,019.62/318,250,617.72 = 95,446,041.22/x
  3. Step 3: Cross multiply
    212,167,019.62x = 318,250,617.72 × 95,446,041.22
  4. Step 4: Simplify right side
    212,167,019.62x = 30,375,761,577,193,584
  5. Step 5: Solve for x
    x = 30,375,761,577,193,584/212,167,019.62
  6. Step 6: Final answer
    x = 143,169,101.55

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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.