Home / 165,160,003.18-227,935,328.97-90,833,659.78

Finding the Fourth Proportional to 165,160,003.18, 227,935,328.97 and 90,833,659.78

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Solution

The fourth proportional to 165,160,003.18, 227,935,328.97 and 90,833,659.78 is: 125,358,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,160,003.18 : 227,935,328.97 = 90,833,659.78 : x
  2. Step 2: Convert to fraction form
    165,160,003.18/227,935,328.97 = 90,833,659.78/x
  3. Step 3: Cross multiply
    165,160,003.18x = 227,935,328.97 × 90,833,659.78
  4. Step 4: Simplify right side
    165,160,003.18x = 20,704,200,123,503,356
  5. Step 5: Solve for x
    x = 20,704,200,123,503,356/165,160,003.18
  6. Step 6: Final answer
    x = 125,358,438.63

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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.