Home / 8,822,650,923.80-13,233,976,385.70-8,761,428,920.60

Finding the Fourth Proportional to 8,822,650,923.80, 13,233,976,385.70 and 8,761,428,920.60

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Solution

The fourth proportional to 8,822,650,923.80, 13,233,976,385.70 and 8,761,428,920.60 is: 13,142,143,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822,650,923.80 : 13,233,976,385.70 = 8,761,428,920.60 : x
  2. Step 2: Convert to fraction form
    8,822,650,923.80/13,233,976,385.70 = 8,761,428,920.60/x
  3. Step 3: Cross multiply
    8,822,650,923.80x = 13,233,976,385.70 × 8,761,428,920.60
  4. Step 4: Simplify right side
    8,822,650,923.80x = 115,948,543,440,209,444,864
  5. Step 5: Solve for x
    x = 115,948,543,440,209,444,864/8,822,650,923.80
  6. Step 6: Final answer
    x = 13,142,143,380.90

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Double scale
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Similar ratio
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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.