Home / 168,502,023.20-252,753,034.80-139,276,704.80

Finding the Fourth Proportional to 168,502,023.20, 252,753,034.80 and 139,276,704.80

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Solution

The fourth proportional to 168,502,023.20, 252,753,034.80 and 139,276,704.80 is: 208,915,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,502,023.20 : 252,753,034.80 = 139,276,704.80 : x
  2. Step 2: Convert to fraction form
    168,502,023.20/252,753,034.80 = 139,276,704.80/x
  3. Step 3: Cross multiply
    168,502,023.20x = 252,753,034.80 × 139,276,704.80
  4. Step 4: Simplify right side
    168,502,023.20x = 35,202,609,815,143,732
  5. Step 5: Solve for x
    x = 35,202,609,815,143,732/168,502,023.20
  6. Step 6: Final answer
    x = 208,915,057.20

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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.