Home / 267,110,917.56-368,958,843.18-220,887,885.24

Finding the Fourth Proportional to 267,110,917.56, 368,958,843.18 and 220,887,885.24

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Solution

The fourth proportional to 267,110,917.56, 368,958,843.18 and 220,887,885.24 is: 305,111,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,110,917.56 : 368,958,843.18 = 220,887,885.24 : x
  2. Step 2: Convert to fraction form
    267,110,917.56/368,958,843.18 = 220,887,885.24/x
  3. Step 3: Cross multiply
    267,110,917.56x = 368,958,843.18 × 220,887,885.24
  4. Step 4: Simplify right side
    267,110,917.56x = 81,498,538,610,627,008
  5. Step 5: Solve for x
    x = 81,498,538,610,627,008/267,110,917.56
  6. Step 6: Final answer
    x = 305,111,222.54

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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.