Home / 193,751,628.12-267,442,037.82-115,459,732.44

Finding the Fourth Proportional to 193,751,628.12, 267,442,037.82 and 115,459,732.44

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Solution

The fourth proportional to 193,751,628.12, 267,442,037.82 and 115,459,732.44 is: 159,373,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,751,628.12 : 267,442,037.82 = 115,459,732.44 : x
  2. Step 2: Convert to fraction form
    193,751,628.12/267,442,037.82 = 115,459,732.44/x
  3. Step 3: Cross multiply
    193,751,628.12x = 267,442,037.82 × 115,459,732.44
  4. Step 4: Simplify right side
    193,751,628.12x = 30,878,786,129,905,560
  5. Step 5: Solve for x
    x = 30,878,786,129,905,560/193,751,628.12
  6. Step 6: Final answer
    x = 159,373,040.78

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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.