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Finding the Fourth Proportional to 363,949,488.80, 545,924,233.20 and 182,173,047.20

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Solution

The fourth proportional to 363,949,488.80, 545,924,233.20 and 182,173,047.20 is: 273,259,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,949,488.80 : 545,924,233.20 = 182,173,047.20 : x
  2. Step 2: Convert to fraction form
    363,949,488.80/545,924,233.20 = 182,173,047.20/x
  3. Step 3: Cross multiply
    363,949,488.80x = 545,924,233.20 × 182,173,047.20
  4. Step 4: Simplify right side
    363,949,488.80x = 99,452,681,102,367,408
  5. Step 5: Solve for x
    x = 99,452,681,102,367,408/363,949,488.80
  6. Step 6: Final answer
    x = 273,259,570.80

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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.