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Finding the Third Proportional to 85,466,156 and 173,952,742

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Solution

The third proportional to 85,466,156 and 173,952,742 is: 354,053,087.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,466,156 : 173,952,742 = 173,952,742 : x
  2. Step 2: Convert to fraction form
    85,466,156/173,952,742 = 173,952,742/x
  3. Step 3: Cross multiply
    85,466,156x = 173,952,742 × 173,952,742
  4. Step 4: Simplify right side
    85,466,156x = 30,259,556,449,318,564
  5. Step 5: Solve for x
    x = 30,259,556,449,318,564/85,466,156
  6. Step 6: Final answer
    x = 354,053,087.98

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.