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Finding the Third Proportional to 37,012,972 and 80,203,508

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Solution

The third proportional to 37,012,972 and 80,203,508 is: 173,793,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,012,972 : 80,203,508 = 80,203,508 : x
  2. Step 2: Convert to fraction form
    37,012,972/80,203,508 = 80,203,508/x
  3. Step 3: Cross multiply
    37,012,972x = 80,203,508 × 80,203,508
  4. Step 4: Simplify right side
    37,012,972x = 6,432,602,695,506,064
  5. Step 5: Solve for x
    x = 6,432,602,695,506,064/37,012,972
  6. Step 6: Final answer
    x = 173,793,195.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.