Home / 66,790,630.24-100,116,020.96-27,951,334.96

Finding the Fourth Proportional to 66,790,630.24, 100,116,020.96 and 27,951,334.96

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Solution

The fourth proportional to 66,790,630.24, 100,116,020.96 and 27,951,334.96 is: 41,897,739.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,790,630.24 : 100,116,020.96 = 27,951,334.96 : x
  2. Step 2: Convert to fraction form
    66,790,630.24/100,116,020.96 = 27,951,334.96/x
  3. Step 3: Cross multiply
    66,790,630.24x = 100,116,020.96 × 27,951,334.96
  4. Step 4: Simplify right side
    66,790,630.24x = 2,798,376,436,715,340.50
  5. Step 5: Solve for x
    x = 2,798,376,436,715,340.50/66,790,630.24
  6. Step 6: Final answer
    x = 41,897,739.65

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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.