Home / 459,768,945,603.20-689,653,418,404.80-271,694,951,772.80

Finding the Fourth Proportional to 459,768,945,603.20, 689,653,418,404.80 and 271,694,951,772.80

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Solution

The fourth proportional to 459,768,945,603.20, 689,653,418,404.80 and 271,694,951,772.80 is: 407,542,427,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,768,945,603.20 : 689,653,418,404.80 = 271,694,951,772.80 : x
  2. Step 2: Convert to fraction form
    459,768,945,603.20/689,653,418,404.80 = 271,694,951,772.80/x
  3. Step 3: Cross multiply
    459,768,945,603.20x = 689,653,418,404.80 × 271,694,951,772.80
  4. Step 4: Simplify right side
    459,768,945,603.20x = 187,375,352,253,438,784,176,128
  5. Step 5: Solve for x
    x = 187,375,352,253,438,784,176,128/459,768,945,603.20
  6. Step 6: Final answer
    x = 407,542,427,659.20

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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.