Home / 159,770,826.10-239,656,239.15-82,286,728.30

Finding the Fourth Proportional to 159,770,826.10, 239,656,239.15 and 82,286,728.30

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Solution

The fourth proportional to 159,770,826.10, 239,656,239.15 and 82,286,728.30 is: 123,430,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,770,826.10 : 239,656,239.15 = 82,286,728.30 : x
  2. Step 2: Convert to fraction form
    159,770,826.10/239,656,239.15 = 82,286,728.30/x
  3. Step 3: Cross multiply
    159,770,826.10x = 239,656,239.15 × 82,286,728.30
  4. Step 4: Simplify right side
    159,770,826.10x = 19,720,527,836,335,872
  5. Step 5: Solve for x
    x = 19,720,527,836,335,872/159,770,826.10
  6. Step 6: Final answer
    x = 123,430,092.45

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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.