Home / 3,981,336,903.20-5,972,005,354.80-3,497,607,495.20

Finding the Fourth Proportional to 3,981,336,903.20, 5,972,005,354.80 and 3,497,607,495.20

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Solution

The fourth proportional to 3,981,336,903.20, 5,972,005,354.80 and 3,497,607,495.20 is: 5,246,411,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,336,903.20 : 5,972,005,354.80 = 3,497,607,495.20 : x
  2. Step 2: Convert to fraction form
    3,981,336,903.20/5,972,005,354.80 = 3,497,607,495.20/x
  3. Step 3: Cross multiply
    3,981,336,903.20x = 5,972,005,354.80 × 3,497,607,495.20
  4. Step 4: Simplify right side
    3,981,336,903.20x = 20,887,730,690,323,013,632
  5. Step 5: Solve for x
    x = 20,887,730,690,323,013,632/3,981,336,903.20
  6. Step 6: Final answer
    x = 5,246,411,242.80

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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.