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Finding the Third Proportional to 40,709,712 and 87,796,536

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Solution

The third proportional to 40,709,712 and 87,796,536 is: 189,346,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,709,712 : 87,796,536 = 87,796,536 : x
  2. Step 2: Convert to fraction form
    40,709,712/87,796,536 = 87,796,536/x
  3. Step 3: Cross multiply
    40,709,712x = 87,796,536 × 87,796,536
  4. Step 4: Simplify right side
    40,709,712x = 7,708,231,733,599,296
  5. Step 5: Solve for x
    x = 7,708,231,733,599,296/40,709,712
  6. Step 6: Final answer
    x = 189,346,260.51

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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.