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Finding the Fourth Proportional to 118,469,100.80, 177,716,092.80 and 37,671,276.80

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Solution

The fourth proportional to 118,469,100.80, 177,716,092.80 and 37,671,276.80 is: 56,510,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,469,100.80 : 177,716,092.80 = 37,671,276.80 : x
  2. Step 2: Convert to fraction form
    118,469,100.80/177,716,092.80 = 37,671,276.80/x
  3. Step 3: Cross multiply
    118,469,100.80x = 177,716,092.80 × 37,671,276.80
  4. Step 4: Simplify right side
    118,469,100.80x = 6,694,792,123,683,287
  5. Step 5: Solve for x
    x = 6,694,792,123,683,287/118,469,100.80
  6. Step 6: Final answer
    x = 56,510,871.43

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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.