Home / 87,080,550.70-120,171,179.66-47,922,327.45

Finding the Fourth Proportional to 87,080,550.70, 120,171,179.66 and 47,922,327.45

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Solution

The fourth proportional to 87,080,550.70, 120,171,179.66 and 47,922,327.45 is: 66,132,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,080,550.70 : 120,171,179.66 = 47,922,327.45 : x
  2. Step 2: Convert to fraction form
    87,080,550.70/120,171,179.66 = 47,922,327.45/x
  3. Step 3: Cross multiply
    87,080,550.70x = 120,171,179.66 × 47,922,327.45
  4. Step 4: Simplify right side
    87,080,550.70x = 5,758,882,621,719,300
  5. Step 5: Solve for x
    x = 5,758,882,621,719,300/87,080,550.70
  6. Step 6: Final answer
    x = 66,132,822.72

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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.