Home / 151,398,840.86-227,098,261.28-47,778,548.18

Finding the Fourth Proportional to 151,398,840.86, 227,098,261.28 and 47,778,548.18

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Solution

The fourth proportional to 151,398,840.86, 227,098,261.28 and 47,778,548.18 is: 71,667,822.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,398,840.86 : 227,098,261.28 = 47,778,548.18 : x
  2. Step 2: Convert to fraction form
    151,398,840.86/227,098,261.28 = 47,778,548.18/x
  3. Step 3: Cross multiply
    151,398,840.86x = 227,098,261.28 × 47,778,548.18
  4. Step 4: Simplify right side
    151,398,840.86x = 10,850,425,218,160,708
  5. Step 5: Solve for x
    x = 10,850,425,218,160,708/151,398,840.86
  6. Step 6: Final answer
    x = 71,667,822.27

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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.