Home / 165,156,843.54-227,917,330.29-90,822,197.46

Finding the Fourth Proportional to 165,156,843.54, 227,917,330.29 and 90,822,197.46

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Solution

The fourth proportional to 165,156,843.54, 227,917,330.29 and 90,822,197.46 is: 125,335,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,156,843.54 : 227,917,330.29 = 90,822,197.46 : x
  2. Step 2: Convert to fraction form
    165,156,843.54/227,917,330.29 = 90,822,197.46/x
  3. Step 3: Cross multiply
    165,156,843.54x = 227,917,330.29 × 90,822,197.46
  4. Step 4: Simplify right side
    165,156,843.54x = 20,699,952,776,154,416
  5. Step 5: Solve for x
    x = 20,699,952,776,154,416/165,156,843.54
  6. Step 6: Final answer
    x = 125,335,119.83

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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.