Home / 131,902,218.46-197,588,788.17-67,203,410.14

Finding the Fourth Proportional to 131,902,218.46, 197,588,788.17 and 67,203,410.14

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Solution

The fourth proportional to 131,902,218.46, 197,588,788.17 and 67,203,410.14 is: 100,670,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,902,218.46 : 197,588,788.17 = 67,203,410.14 : x
  2. Step 2: Convert to fraction form
    131,902,218.46/197,588,788.17 = 67,203,410.14/x
  3. Step 3: Cross multiply
    131,902,218.46x = 197,588,788.17 × 67,203,410.14
  4. Step 4: Simplify right side
    131,902,218.46x = 13,278,640,370,454,090
  5. Step 5: Solve for x
    x = 13,278,640,370,454,090/131,902,218.46
  6. Step 6: Final answer
    x = 100,670,333.87

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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.