Home / 195,248,645.20-269,447,246.72-107,141,872.20

Finding the Fourth Proportional to 195,248,645.20, 269,447,246.72 and 107,141,872.20

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Solution

The fourth proportional to 195,248,645.20, 269,447,246.72 and 107,141,872.20 is: 147,858,042.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,248,645.20 : 269,447,246.72 = 107,141,872.20 : x
  2. Step 2: Convert to fraction form
    195,248,645.20/269,447,246.72 = 107,141,872.20/x
  3. Step 3: Cross multiply
    195,248,645.20x = 269,447,246.72 × 107,141,872.20
  4. Step 4: Simplify right side
    195,248,645.20x = 28,869,082,472,716,112
  5. Step 5: Solve for x
    x = 28,869,082,472,716,112/195,248,645.20
  6. Step 6: Final answer
    x = 147,858,042.46

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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.