Home / 90,204,217.76-124,481,901.86-48,951,110.52

Finding the Fourth Proportional to 90,204,217.76, 124,481,901.86 and 48,951,110.52

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Solution

The fourth proportional to 90,204,217.76, 124,481,901.86 and 48,951,110.52 is: 67,552,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204,217.76 : 124,481,901.86 = 48,951,110.52 : x
  2. Step 2: Convert to fraction form
    90,204,217.76/124,481,901.86 = 48,951,110.52/x
  3. Step 3: Cross multiply
    90,204,217.76x = 124,481,901.86 × 48,951,110.52
  4. Step 4: Simplify right side
    90,204,217.76x = 6,093,527,335,688,654
  5. Step 5: Solve for x
    x = 6,093,527,335,688,654/90,204,217.76
  6. Step 6: Final answer
    x = 67,552,576.66

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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.