Home / 5,656,288,081.28-7,805,919,479.84-3,150,161,391.20

Finding the Fourth Proportional to 5,656,288,081.28, 7,805,919,479.84 and 3,150,161,391.20

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Solution

The fourth proportional to 5,656,288,081.28, 7,805,919,479.84 and 3,150,161,391.20 is: 4,347,357,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656,288,081.28 : 7,805,919,479.84 = 3,150,161,391.20 : x
  2. Step 2: Convert to fraction form
    5,656,288,081.28/7,805,919,479.84 = 3,150,161,391.20/x
  3. Step 3: Cross multiply
    5,656,288,081.28x = 7,805,919,479.84 × 3,150,161,391.20
  4. Step 4: Simplify right side
    5,656,288,081.28x = 24,589,906,168,153,174,016
  5. Step 5: Solve for x
    x = 24,589,906,168,153,174,016/5,656,288,081.28
  6. Step 6: Final answer
    x = 4,347,357,456.84

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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.