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Finding the Third Proportional to 187,517,325 and 403,835,663

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Solution

The third proportional to 187,517,325 and 403,835,663 is: 869,696,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,517,325 : 403,835,663 = 403,835,663 : x
  2. Step 2: Convert to fraction form
    187,517,325/403,835,663 = 403,835,663/x
  3. Step 3: Cross multiply
    187,517,325x = 403,835,663 × 403,835,663
  4. Step 4: Simplify right side
    187,517,325x = 163,083,242,710,649,568
  5. Step 5: Solve for x
    x = 163,083,242,710,649,568/187,517,325
  6. Step 6: Final answer
    x = 869,696,934.46

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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.