Home / 372,171,050,699.56-513,589,074,244.20-227,644,563,691.24

Finding the Fourth Proportional to 372,171,050,699.56, 513,589,074,244.20 and 227,644,563,691.24

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Solution

The fourth proportional to 372,171,050,699.56, 513,589,074,244.20 and 227,644,563,691.24 is: 314,145,231,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,171,050,699.56 : 513,589,074,244.20 = 227,644,563,691.24 : x
  2. Step 2: Convert to fraction form
    372,171,050,699.56/513,589,074,244.20 = 227,644,563,691.24/x
  3. Step 3: Cross multiply
    372,171,050,699.56x = 513,589,074,244.20 × 227,644,563,691.24
  4. Step 4: Simplify right side
    372,171,050,699.56x = 116,915,760,722,908,775,710,720
  5. Step 5: Solve for x
    x = 116,915,760,722,908,775,710,720/372,171,050,699.56
  6. Step 6: Final answer
    x = 314,145,231,078.95

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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.