Home / 165,949,743.84-229,004,644.41-91,608,708.81

Finding the Fourth Proportional to 165,949,743.84, 229,004,644.41 and 91,608,708.81

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Solution

The fourth proportional to 165,949,743.84, 229,004,644.41 and 91,608,708.81 is: 126,416,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949,743.84 : 229,004,644.41 = 91,608,708.81 : x
  2. Step 2: Convert to fraction form
    165,949,743.84/229,004,644.41 = 91,608,708.81/x
  3. Step 3: Cross multiply
    165,949,743.84x = 229,004,644.41 × 91,608,708.81
  4. Step 4: Simplify right side
    165,949,743.84x = 20,978,819,786,493,716
  5. Step 5: Solve for x
    x = 20,978,819,786,493,716/165,949,743.84
  6. Step 6: Final answer
    x = 126,416,704.84

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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.