Home / 165,061,821.24-227,787,680.52-90,729,263.34

Finding the Fourth Proportional to 165,061,821.24, 227,787,680.52 and 90,729,263.34

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Solution

The fourth proportional to 165,061,821.24, 227,787,680.52 and 90,729,263.34 is: 125,207,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,061,821.24 : 227,787,680.52 = 90,729,263.34 : x
  2. Step 2: Convert to fraction form
    165,061,821.24/227,787,680.52 = 90,729,263.34/x
  3. Step 3: Cross multiply
    165,061,821.24x = 227,787,680.52 × 90,729,263.34
  4. Step 4: Simplify right side
    165,061,821.24x = 20,667,008,451,506,868
  5. Step 5: Solve for x
    x = 20,667,008,451,506,868/165,061,821.24
  6. Step 6: Final answer
    x = 125,207,684.59

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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.