Home / 276,037,689.20-413,704,864.20-146,707,257.20

Finding the Fourth Proportional to 276,037,689.20, 413,704,864.20 and 146,707,257.20

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Solution

The fourth proportional to 276,037,689.20, 413,704,864.20 and 146,707,257.20 is: 219,873,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,037,689.20 : 413,704,864.20 = 146,707,257.20 : x
  2. Step 2: Convert to fraction form
    276,037,689.20/413,704,864.20 = 146,707,257.20/x
  3. Step 3: Cross multiply
    276,037,689.20x = 413,704,864.20 × 146,707,257.20
  4. Step 4: Simplify right side
    276,037,689.20x = 60,693,505,917,080,464
  5. Step 5: Solve for x
    x = 60,693,505,917,080,464/276,037,689.20
  6. Step 6: Final answer
    x = 219,873,982.04

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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.