Home / 392,292,016.08-541,362,980.22-227,375,244.96

Finding the Fourth Proportional to 392,292,016.08, 541,362,980.22 and 227,375,244.96

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Solution

The fourth proportional to 392,292,016.08, 541,362,980.22 and 227,375,244.96 is: 313,777,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,292,016.08 : 541,362,980.22 = 227,375,244.96 : x
  2. Step 2: Convert to fraction form
    392,292,016.08/541,362,980.22 = 227,375,244.96/x
  3. Step 3: Cross multiply
    392,292,016.08x = 541,362,980.22 × 227,375,244.96
  4. Step 4: Simplify right side
    392,292,016.08x = 123,092,540,239,798,144
  5. Step 5: Solve for x
    x = 123,092,540,239,798,144/392,292,016.08
  6. Step 6: Final answer
    x = 313,777,836.90

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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.