Home / 459,768,948,031.20-689,653,422,046.80-271,694,954,200.80

Finding the Fourth Proportional to 459,768,948,031.20, 689,653,422,046.80 and 271,694,954,200.80

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Solution

The fourth proportional to 459,768,948,031.20, 689,653,422,046.80 and 271,694,954,200.80 is: 407,542,431,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,768,948,031.20 : 689,653,422,046.80 = 271,694,954,200.80 : x
  2. Step 2: Convert to fraction form
    459,768,948,031.20/689,653,422,046.80 = 271,694,954,200.80/x
  3. Step 3: Cross multiply
    459,768,948,031.20x = 689,653,422,046.80 × 271,694,954,200.80
  4. Step 4: Simplify right side
    459,768,948,031.20x = 187,375,354,917,430,333,800,448
  5. Step 5: Solve for x
    x = 187,375,354,917,430,333,800,448/459,768,948,031.20
  6. Step 6: Final answer
    x = 407,542,431,301.20

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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.