Home / 12,193,279,013.10-16,795,373,033.25-8,618,840,726.97

Finding the Fourth Proportional to 12,193,279,013.10, 16,795,373,033.25 and 8,618,840,726.97

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Solution

The fourth proportional to 12,193,279,013.10, 16,795,373,033.25 and 8,618,840,726.97 is: 11,871,838,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,279,013.10 : 16,795,373,033.25 = 8,618,840,726.97 : x
  2. Step 2: Convert to fraction form
    12,193,279,013.10/16,795,373,033.25 = 8,618,840,726.97/x
  3. Step 3: Cross multiply
    12,193,279,013.10x = 16,795,373,033.25 × 8,618,840,726.97
  4. Step 4: Simplify right side
    12,193,279,013.10x = 144,756,645,123,628,744,704
  5. Step 5: Solve for x
    x = 144,756,645,123,628,744,704/12,193,279,013.10
  6. Step 6: Final answer
    x = 11,871,838,983.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.