Home / 20,476,491,339.20-30,714,737,008.79-5,754,512,757.20

Finding the Fourth Proportional to 20,476,491,339.20, 30,714,737,008.79 and 5,754,512,757.20

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Solution

The fourth proportional to 20,476,491,339.20, 30,714,737,008.79 and 5,754,512,757.20 is: 8,631,769,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,476,491,339.20 : 30,714,737,008.79 = 5,754,512,757.20 : x
  2. Step 2: Convert to fraction form
    20,476,491,339.20/30,714,737,008.79 = 5,754,512,757.20/x
  3. Step 3: Cross multiply
    20,476,491,339.20x = 30,714,737,008.79 × 5,754,512,757.20
  4. Step 4: Simplify right side
    20,476,491,339.20x = 176,748,345,950,982,963,200
  5. Step 5: Solve for x
    x = 176,748,345,950,982,963,200/20,476,491,339.20
  6. Step 6: Final answer
    x = 8,631,769,135.79

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Double scale
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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.