Home / 168,560,367.12-252,840,550.68-47,391,819.12

Finding the Fourth Proportional to 168,560,367.12, 252,840,550.68 and 47,391,819.12

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Solution

The fourth proportional to 168,560,367.12, 252,840,550.68 and 47,391,819.12 is: 71,087,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,560,367.12 : 252,840,550.68 = 47,391,819.12 : x
  2. Step 2: Convert to fraction form
    168,560,367.12/252,840,550.68 = 47,391,819.12/x
  3. Step 3: Cross multiply
    168,560,367.12x = 252,840,550.68 × 47,391,819.12
  4. Step 4: Simplify right side
    168,560,367.12x = 11,982,573,644,027,752
  5. Step 5: Solve for x
    x = 11,982,573,644,027,752/168,560,367.12
  6. Step 6: Final answer
    x = 71,087,728.68

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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.