Home / 102,324,170.96-141,207,731.92-55,914,431.84

Finding the Fourth Proportional to 102,324,170.96, 141,207,731.92 and 55,914,431.84

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Solution

The fourth proportional to 102,324,170.96, 141,207,731.92 and 55,914,431.84 is: 77,162,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,324,170.96 : 141,207,731.92 = 55,914,431.84 : x
  2. Step 2: Convert to fraction form
    102,324,170.96/141,207,731.92 = 55,914,431.84/x
  3. Step 3: Cross multiply
    102,324,170.96x = 141,207,731.92 × 55,914,431.84
  4. Step 4: Simplify right side
    102,324,170.96x = 7,895,550,101,721,832
  5. Step 5: Solve for x
    x = 7,895,550,101,721,832/102,324,170.96
  6. Step 6: Final answer
    x = 77,162,121.40

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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.