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Finding the Third Proportional to 37,156,661 and 77,701,257

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Solution

The third proportional to 37,156,661 and 77,701,257 is: 162,487,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,156,661 : 77,701,257 = 77,701,257 : x
  2. Step 2: Convert to fraction form
    37,156,661/77,701,257 = 77,701,257/x
  3. Step 3: Cross multiply
    37,156,661x = 77,701,257 × 77,701,257
  4. Step 4: Simplify right side
    37,156,661x = 6,037,485,339,380,049
  5. Step 5: Solve for x
    x = 6,037,485,339,380,049/37,156,661
  6. Step 6: Final answer
    x = 162,487,295.06

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.