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Finding the Third Proportional to 1,071,685,987 and 2,307,582,322

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Solution

The third proportional to 1,071,685,987 and 2,307,582,322 is: 4,968,746,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,685,987 : 2,307,582,322 = 2,307,582,322 : x
  2. Step 2: Convert to fraction form
    1,071,685,987/2,307,582,322 = 2,307,582,322/x
  3. Step 3: Cross multiply
    1,071,685,987x = 2,307,582,322 × 2,307,582,322
  4. Step 4: Simplify right side
    1,071,685,987x = 5,324,936,172,806,912,000
  5. Step 5: Solve for x
    x = 5,324,936,172,806,912,000/1,071,685,987
  6. Step 6: Final answer
    x = 4,968,746,664.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.