Home / 392,292,016.83-541,362,981.26-227,375,245.71

Finding the Fourth Proportional to 392,292,016.83, 541,362,981.26 and 227,375,245.71

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Solution

The fourth proportional to 392,292,016.83, 541,362,981.26 and 227,375,245.71 is: 313,777,837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,292,016.83 : 541,362,981.26 = 227,375,245.71 : x
  2. Step 2: Convert to fraction form
    392,292,016.83/541,362,981.26 = 227,375,245.71/x
  3. Step 3: Cross multiply
    392,292,016.83x = 541,362,981.26 × 227,375,245.71
  4. Step 4: Simplify right side
    392,292,016.83x = 123,092,540,881,153,760
  5. Step 5: Solve for x
    x = 123,092,540,881,153,760/392,292,016.83
  6. Step 6: Final answer
    x = 313,777,837.94

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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.