Home / 167,761,923.46-231,392,198.20-111,979,218.90

Finding the Fourth Proportional to 167,761,923.46, 231,392,198.20 and 111,979,218.90

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Solution

The fourth proportional to 167,761,923.46, 231,392,198.20 and 111,979,218.90 is: 154,451,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,761,923.46 : 231,392,198.20 = 111,979,218.90 : x
  2. Step 2: Convert to fraction form
    167,761,923.46/231,392,198.20 = 111,979,218.90/x
  3. Step 3: Cross multiply
    167,761,923.46x = 231,392,198.20 × 111,979,218.90
  4. Step 4: Simplify right side
    167,761,923.46x = 25,911,117,612,273,128
  5. Step 5: Solve for x
    x = 25,911,117,612,273,128/167,761,923.46
  6. Step 6: Final answer
    x = 154,451,719.90

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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.