Home / 45,392,308,589.97-68,029,403,680.17-18,469,500,720.91

Finding the Fourth Proportional to 45,392,308,589.97, 68,029,403,680.17 and 18,469,500,720.91

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Solution

The fourth proportional to 45,392,308,589.97, 68,029,403,680.17 and 18,469,500,720.91 is: 27,680,220,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,392,308,589.97 : 68,029,403,680.17 = 18,469,500,720.91 : x
  2. Step 2: Convert to fraction form
    45,392,308,589.97/68,029,403,680.17 = 18,469,500,720.91/x
  3. Step 3: Cross multiply
    45,392,308,589.97x = 68,029,403,680.17 × 18,469,500,720.91
  4. Step 4: Simplify right side
    45,392,308,589.97x = 1,256,469,120,313,841,156,096
  5. Step 5: Solve for x
    x = 1,256,469,120,313,841,156,096/45,392,308,589.97
  6. Step 6: Final answer
    x = 27,680,220,710.16

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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.