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Finding the Third Proportional to 1,517,637,672 and 3,384,229,136

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Solution

The third proportional to 1,517,637,672 and 3,384,229,136 is: 7,546,601,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,637,672 : 3,384,229,136 = 3,384,229,136 : x
  2. Step 2: Convert to fraction form
    1,517,637,672/3,384,229,136 = 3,384,229,136/x
  3. Step 3: Cross multiply
    1,517,637,672x = 3,384,229,136 × 3,384,229,136
  4. Step 4: Simplify right side
    1,517,637,672x = 11,453,006,844,951,306,240
  5. Step 5: Solve for x
    x = 11,453,006,844,951,306,240/1,517,637,672
  6. Step 6: Final answer
    x = 7,546,601,574.44

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.