Home / 71,498,847.75-107,232,310.67-33,155,379.51

Finding the Fourth Proportional to 71,498,847.75, 107,232,310.67 and 33,155,379.51

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Solution

The fourth proportional to 71,498,847.75, 107,232,310.67 and 33,155,379.51 is: 49,725,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,498,847.75 : 107,232,310.67 = 33,155,379.51 : x
  2. Step 2: Convert to fraction form
    71,498,847.75/107,232,310.67 = 33,155,379.51/x
  3. Step 3: Cross multiply
    71,498,847.75x = 107,232,310.67 × 33,155,379.51
  4. Step 4: Simplify right side
    71,498,847.75x = 3,555,327,955,832,296
  5. Step 5: Solve for x
    x = 3,555,327,955,832,296/71,498,847.75
  6. Step 6: Final answer
    x = 49,725,667.86

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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.