Home / 219,469,826,793.60-329,204,740,190.40-79,865,519,644.80

Finding the Fourth Proportional to 219,469,826,793.60, 329,204,740,190.40 and 79,865,519,644.80

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Solution

The fourth proportional to 219,469,826,793.60, 329,204,740,190.40 and 79,865,519,644.80 is: 119,798,279,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,469,826,793.60 : 329,204,740,190.40 = 79,865,519,644.80 : x
  2. Step 2: Convert to fraction form
    219,469,826,793.60/329,204,740,190.40 = 79,865,519,644.80/x
  3. Step 3: Cross multiply
    219,469,826,793.60x = 329,204,740,190.40 × 79,865,519,644.80
  4. Step 4: Simplify right side
    219,469,826,793.60x = 26,292,107,644,837,673,566,208
  5. Step 5: Solve for x
    x = 26,292,107,644,837,673,566,208/219,469,826,793.60
  6. Step 6: Final answer
    x = 119,798,279,467.20

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Double scale
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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.