Home / 8,238,705,022.32-11,369,332,728.27-4,479,515,589.84

Finding the Fourth Proportional to 8,238,705,022.32, 11,369,332,728.27 and 4,479,515,589.84

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Solution

The fourth proportional to 8,238,705,022.32, 11,369,332,728.27 and 4,479,515,589.84 is: 6,181,687,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,705,022.32 : 11,369,332,728.27 = 4,479,515,589.84 : x
  2. Step 2: Convert to fraction form
    8,238,705,022.32/11,369,332,728.27 = 4,479,515,589.84/x
  3. Step 3: Cross multiply
    8,238,705,022.32x = 11,369,332,728.27 × 4,479,515,589.84
  4. Step 4: Simplify right side
    8,238,705,022.32x = 50,929,103,202,363,613,184
  5. Step 5: Solve for x
    x = 50,929,103,202,363,613,184/8,238,705,022.32
  6. Step 6: Final answer
    x = 6,181,687,906.58

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Double scale
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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.