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Finding the Fourth Proportional to 116,287,998.80, 174,431,998.20 and 35,498,469.20

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Solution

The fourth proportional to 116,287,998.80, 174,431,998.20 and 35,498,469.20 is: 53,247,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,287,998.80 : 174,431,998.20 = 35,498,469.20 : x
  2. Step 2: Convert to fraction form
    116,287,998.80/174,431,998.20 = 35,498,469.20/x
  3. Step 3: Cross multiply
    116,287,998.80x = 174,431,998.20 × 35,498,469.20
  4. Step 4: Simplify right side
    116,287,998.80x = 6,192,068,915,597,156
  5. Step 5: Solve for x
    x = 6,192,068,915,597,156/116,287,998.80
  6. Step 6: Final answer
    x = 53,247,703.80

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1.5x scale

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.