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Finding the Third Proportional to 66,375,503 and 103,893,671

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Solution

The third proportional to 66,375,503 and 103,893,671 is: 162,618,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,375,503 : 103,893,671 = 103,893,671 : x
  2. Step 2: Convert to fraction form
    66,375,503/103,893,671 = 103,893,671/x
  3. Step 3: Cross multiply
    66,375,503x = 103,893,671 × 103,893,671
  4. Step 4: Simplify right side
    66,375,503x = 10,793,894,873,856,240
  5. Step 5: Solve for x
    x = 10,793,894,873,856,240/66,375,503
  6. Step 6: Final answer
    x = 162,618,652.76

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.