Home / 121,278,006.20-181,917,009.30-35,025,131.90

Finding the Fourth Proportional to 121,278,006.20, 181,917,009.30 and 35,025,131.90

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Solution

The fourth proportional to 121,278,006.20, 181,917,009.30 and 35,025,131.90 is: 52,537,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,278,006.20 : 181,917,009.30 = 35,025,131.90 : x
  2. Step 2: Convert to fraction form
    121,278,006.20/181,917,009.30 = 35,025,131.90/x
  3. Step 3: Cross multiply
    121,278,006.20x = 181,917,009.30 × 35,025,131.90
  4. Step 4: Simplify right side
    121,278,006.20x = 6,371,667,245,586,027
  5. Step 5: Solve for x
    x = 6,371,667,245,586,027/121,278,006.20
  6. Step 6: Final answer
    x = 52,537,697.85

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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.