Home / 90,204,262.74-124,481,964.24-48,951,155.52

Finding the Fourth Proportional to 90,204,262.74, 124,481,964.24 and 48,951,155.52

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Solution

The fourth proportional to 90,204,262.74, 124,481,964.24 and 48,951,155.52 is: 67,552,638.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204,262.74 : 124,481,964.24 = 48,951,155.52 : x
  2. Step 2: Convert to fraction form
    90,204,262.74/124,481,964.24 = 48,951,155.52/x
  3. Step 3: Cross multiply
    90,204,262.74x = 124,481,964.24 × 48,951,155.52
  4. Step 4: Simplify right side
    90,204,262.74x = 6,093,535,990,947,319
  5. Step 5: Solve for x
    x = 6,093,535,990,947,319/90,204,262.74
  6. Step 6: Final answer
    x = 67,552,638.93

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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.