Home / 442,717,099.20-664,274,714.40-200,255,198.40

Finding the Fourth Proportional to 442,717,099.20, 664,274,714.40 and 200,255,198.40

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Solution

The fourth proportional to 442,717,099.20, 664,274,714.40 and 200,255,198.40 is: 300,472,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,717,099.20 : 664,274,714.40 = 200,255,198.40 : x
  2. Step 2: Convert to fraction form
    442,717,099.20/664,274,714.40 = 200,255,198.40/x
  3. Step 3: Cross multiply
    442,717,099.20x = 664,274,714.40 × 200,255,198.40
  4. Step 4: Simplify right side
    442,717,099.20x = 133,024,464,724,275,344
  5. Step 5: Solve for x
    x = 133,024,464,724,275,344/442,717,099.20
  6. Step 6: Final answer
    x = 300,472,841.38

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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.