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Finding the Third Proportional to 186,670,557 and 268,906,243

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Solution

The third proportional to 186,670,557 and 268,906,243 is: 387,369,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,670,557 : 268,906,243 = 268,906,243 : x
  2. Step 2: Convert to fraction form
    186,670,557/268,906,243 = 268,906,243/x
  3. Step 3: Cross multiply
    186,670,557x = 268,906,243 × 268,906,243
  4. Step 4: Simplify right side
    186,670,557x = 72,310,567,524,375,056
  5. Step 5: Solve for x
    x = 72,310,567,524,375,056/186,670,557
  6. Step 6: Final answer
    x = 387,369,967.10

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.