Home / 459,768,945,675.20-689,653,418,512.80-271,694,951,844.80

Finding the Fourth Proportional to 459,768,945,675.20, 689,653,418,512.80 and 271,694,951,844.80

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Solution

The fourth proportional to 459,768,945,675.20, 689,653,418,512.80 and 271,694,951,844.80 is: 407,542,427,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,768,945,675.20 : 689,653,418,512.80 = 271,694,951,844.80 : x
  2. Step 2: Convert to fraction form
    459,768,945,675.20/689,653,418,512.80 = 271,694,951,844.80/x
  3. Step 3: Cross multiply
    459,768,945,675.20x = 689,653,418,512.80 × 271,694,951,844.80
  4. Step 4: Simplify right side
    459,768,945,675.20x = 187,375,352,332,436,889,403,392
  5. Step 5: Solve for x
    x = 187,375,352,332,436,889,403,392/459,768,945,675.20
  6. Step 6: Final answer
    x = 407,542,427,767.20

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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.