Home / 140,660,849.46-194,005,229.18-123,226,927.46

Finding the Fourth Proportional to 140,660,849.46, 194,005,229.18 and 123,226,927.46

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Solution

The fourth proportional to 140,660,849.46, 194,005,229.18 and 123,226,927.46 is: 169,959,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,660,849.46 : 194,005,229.18 = 123,226,927.46 : x
  2. Step 2: Convert to fraction form
    140,660,849.46/194,005,229.18 = 123,226,927.46/x
  3. Step 3: Cross multiply
    140,660,849.46x = 194,005,229.18 × 123,226,927.46
  4. Step 4: Simplify right side
    140,660,849.46x = 23,906,668,303,024,536
  5. Step 5: Solve for x
    x = 23,906,668,303,024,536/140,660,849.46
  6. Step 6: Final answer
    x = 169,959,646.87

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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.