Home / 165,093,961.11-227,834,765.85-90,760,201.57

Finding the Fourth Proportional to 165,093,961.11, 227,834,765.85 and 90,760,201.57

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Solution

The fourth proportional to 165,093,961.11, 227,834,765.85 and 90,760,201.57 is: 125,251,881.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,093,961.11 : 227,834,765.85 = 90,760,201.57 : x
  2. Step 2: Convert to fraction form
    165,093,961.11/227,834,765.85 = 90,760,201.57/x
  3. Step 3: Cross multiply
    165,093,961.11x = 227,834,765.85 × 90,760,201.57
  4. Step 4: Simplify right side
    165,093,961.11x = 20,678,329,273,199,752
  5. Step 5: Solve for x
    x = 20,678,329,273,199,752/165,093,961.11
  6. Step 6: Final answer
    x = 125,251,881.62

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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.