Home / 165,356,256.12-228,189,822.57-91,015,227.24

Finding the Fourth Proportional to 165,356,256.12, 228,189,822.57 and 91,015,227.24

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Solution

The fourth proportional to 165,356,256.12, 228,189,822.57 and 91,015,227.24 is: 125,600,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,356,256.12 : 228,189,822.57 = 91,015,227.24 : x
  2. Step 2: Convert to fraction form
    165,356,256.12/228,189,822.57 = 91,015,227.24/x
  3. Step 3: Cross multiply
    165,356,256.12x = 228,189,822.57 × 91,015,227.24
  4. Step 4: Simplify right side
    165,356,256.12x = 20,768,748,555,063,828
  5. Step 5: Solve for x
    x = 20,768,748,555,063,828/165,356,256.12
  6. Step 6: Final answer
    x = 125,600,016.85

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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.