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Finding the Third Proportional to 37,514,518 and 81,291,356

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Solution

The third proportional to 37,514,518 and 81,291,356 is: 176,152,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,514,518 : 81,291,356 = 81,291,356 : x
  2. Step 2: Convert to fraction form
    37,514,518/81,291,356 = 81,291,356/x
  3. Step 3: Cross multiply
    37,514,518x = 81,291,356 × 81,291,356
  4. Step 4: Simplify right side
    37,514,518x = 6,608,284,560,318,736
  5. Step 5: Solve for x
    x = 6,608,284,560,318,736/37,514,518
  6. Step 6: Final answer
    x = 176,152,724.67

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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.