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Finding the Fourth Proportional to 244,655,997.60, 366,983,996.40 and 135,816,880.80

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Solution

The fourth proportional to 244,655,997.60, 366,983,996.40 and 135,816,880.80 is: 203,725,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,655,997.60 : 366,983,996.40 = 135,816,880.80 : x
  2. Step 2: Convert to fraction form
    244,655,997.60/366,983,996.40 = 135,816,880.80/x
  3. Step 3: Cross multiply
    244,655,997.60x = 366,983,996.40 × 135,816,880.80
  4. Step 4: Simplify right side
    244,655,997.60x = 49,842,621,694,566,432
  5. Step 5: Solve for x
    x = 49,842,621,694,566,432/244,655,997.60
  6. Step 6: Final answer
    x = 203,725,321.20

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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.