Home / 165,949,744.85-229,004,645.79-91,608,709.82

Finding the Fourth Proportional to 165,949,744.85, 229,004,645.79 and 91,608,709.82

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Solution

The fourth proportional to 165,949,744.85, 229,004,645.79 and 91,608,709.82 is: 126,416,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949,744.85 : 229,004,645.79 = 91,608,709.82 : x
  2. Step 2: Convert to fraction form
    165,949,744.85/229,004,645.79 = 91,608,709.82/x
  3. Step 3: Cross multiply
    165,949,744.85x = 229,004,645.79 × 91,608,709.82
  4. Step 4: Simplify right side
    165,949,744.85x = 20,978,820,142,004,928
  5. Step 5: Solve for x
    x = 20,978,820,142,004,928/165,949,744.85
  6. Step 6: Final answer
    x = 126,416,706.22

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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.