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Finding the Fourth Proportional to 163,291,229.20, 244,936,843.80 and 150,820,080.40

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Solution

The fourth proportional to 163,291,229.20, 244,936,843.80 and 150,820,080.40 is: 226,230,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,291,229.20 : 244,936,843.80 = 150,820,080.40 : x
  2. Step 2: Convert to fraction form
    163,291,229.20/244,936,843.80 = 150,820,080.40/x
  3. Step 3: Cross multiply
    163,291,229.20x = 244,936,843.80 × 150,820,080.40
  4. Step 4: Simplify right side
    163,291,229.20x = 36,941,394,474,838,248
  5. Step 5: Solve for x
    x = 36,941,394,474,838,248/163,291,229.20
  6. Step 6: Final answer
    x = 226,230,120.60

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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.