Home / 165,949,752.59-229,004,656.47-91,608,717.56

Finding the Fourth Proportional to 165,949,752.59, 229,004,656.47 and 91,608,717.56

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Solution

The fourth proportional to 165,949,752.59, 229,004,656.47 and 91,608,717.56 is: 126,416,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949,752.59 : 229,004,656.47 = 91,608,717.56 : x
  2. Step 2: Convert to fraction form
    165,949,752.59/229,004,656.47 = 91,608,717.56/x
  3. Step 3: Cross multiply
    165,949,752.59x = 229,004,656.47 × 91,608,717.56
  4. Step 4: Simplify right side
    165,949,752.59x = 20,978,822,894,485,056
  5. Step 5: Solve for x
    x = 20,978,822,894,485,056/165,949,752.59
  6. Step 6: Final answer
    x = 126,416,716.91

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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.