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Finding the Fourth Proportional to 361,152,179.80, 541,728,269.70 and 224,767,360.60

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Solution

The fourth proportional to 361,152,179.80, 541,728,269.70 and 224,767,360.60 is: 337,151,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,152,179.80 : 541,728,269.70 = 224,767,360.60 : x
  2. Step 2: Convert to fraction form
    361,152,179.80/541,728,269.70 = 224,767,360.60/x
  3. Step 3: Cross multiply
    361,152,179.80x = 541,728,269.70 × 224,767,360.60
  4. Step 4: Simplify right side
    361,152,179.80x = 121,762,833,342,873,968
  5. Step 5: Solve for x
    x = 121,762,833,342,873,968/361,152,179.80
  6. Step 6: Final answer
    x = 337,151,040.90

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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.