Home / 267,215,930.70-400,823,896.05-165,179,258.70

Finding the Fourth Proportional to 267,215,930.70, 400,823,896.05 and 165,179,258.70

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Solution

The fourth proportional to 267,215,930.70, 400,823,896.05 and 165,179,258.70 is: 247,768,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,215,930.70 : 400,823,896.05 = 165,179,258.70 : x
  2. Step 2: Convert to fraction form
    267,215,930.70/400,823,896.05 = 165,179,258.70/x
  3. Step 3: Cross multiply
    267,215,930.70x = 400,823,896.05 × 165,179,258.70
  4. Step 4: Simplify right side
    267,215,930.70x = 66,207,794,018,784,856
  5. Step 5: Solve for x
    x = 66,207,794,018,784,856/267,215,930.70
  6. Step 6: Final answer
    x = 247,768,888.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.