Home / 455,158,375.20-681,729,793.20-374,536,807.20

Finding the Fourth Proportional to 455,158,375.20, 681,729,793.20 and 374,536,807.20

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Solution

The fourth proportional to 455,158,375.20, 681,729,793.20 and 374,536,807.20 is: 560,975,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,158,375.20 : 681,729,793.20 = 374,536,807.20 : x
  2. Step 2: Convert to fraction form
    455,158,375.20/681,729,793.20 = 374,536,807.20/x
  3. Step 3: Cross multiply
    455,158,375.20x = 681,729,793.20 × 374,536,807.20
  4. Step 4: Simplify right side
    455,158,375.20x = 255,332,900,118,244,288
  5. Step 5: Solve for x
    x = 255,332,900,118,244,288/455,158,375.20
  6. Step 6: Final answer
    x = 560,975,946.02

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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.