Home / 167,425,462.11-231,060,079.75-100,446,940.85

Finding the Fourth Proportional to 167,425,462.11, 231,060,079.75 and 100,446,940.85

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Solution

The fourth proportional to 167,425,462.11, 231,060,079.75 and 100,446,940.85 is: 138,624,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,425,462.11 : 231,060,079.75 = 100,446,940.85 : x
  2. Step 2: Convert to fraction form
    167,425,462.11/231,060,079.75 = 100,446,940.85/x
  3. Step 3: Cross multiply
    167,425,462.11x = 231,060,079.75 × 100,446,940.85
  4. Step 4: Simplify right side
    167,425,462.11x = 23,209,278,162,942,296
  5. Step 5: Solve for x
    x = 23,209,278,162,942,296/167,425,462.11
  6. Step 6: Final answer
    x = 138,624,542.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.