Home / 8,682,274,839.20-11,981,545,182.97-4,871,271,691.76

Finding the Fourth Proportional to 8,682,274,839.20, 11,981,545,182.97 and 4,871,271,691.76

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Solution

The fourth proportional to 8,682,274,839.20, 11,981,545,182.97 and 4,871,271,691.76 is: 6,722,358,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,274,839.20 : 11,981,545,182.97 = 4,871,271,691.76 : x
  2. Step 2: Convert to fraction form
    8,682,274,839.20/11,981,545,182.97 = 4,871,271,691.76/x
  3. Step 3: Cross multiply
    8,682,274,839.20x = 11,981,545,182.97 × 4,871,271,691.76
  4. Step 4: Simplify right side
    8,682,274,839.20x = 58,365,361,873,275,502,592
  5. Step 5: Solve for x
    x = 58,365,361,873,275,502,592/8,682,274,839.20
  6. Step 6: Final answer
    x = 6,722,358,247.61

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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.