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Finding the Third Proportional to 37,911,585 and 81,864,207

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Solution

The third proportional to 37,911,585 and 81,864,207 is: 176,773,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,911,585 : 81,864,207 = 81,864,207 : x
  2. Step 2: Convert to fraction form
    37,911,585/81,864,207 = 81,864,207/x
  3. Step 3: Cross multiply
    37,911,585x = 81,864,207 × 81,864,207
  4. Step 4: Simplify right side
    37,911,585x = 6,701,748,387,738,849
  5. Step 5: Solve for x
    x = 6,701,748,387,738,849/37,911,585
  6. Step 6: Final answer
    x = 176,773,099.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.