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Finding the Third Proportional to 18,159,813,489.75 and 25,561,875,487.50

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Solution

The third proportional to 18,159,813,489.75 and 25,561,875,487.50 is: 35,981,067,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159,813,489.75 : 25,561,875,487.50 = 25,561,875,487.50 : x
  2. Step 2: Convert to fraction form
    18,159,813,489.75/25,561,875,487.50 = 25,561,875,487.50/x
  3. Step 3: Cross multiply
    18,159,813,489.75x = 25,561,875,487.50 × 25,561,875,487.50
  4. Step 4: Simplify right side
    18,159,813,489.75x = 653,409,478,438,453,379,072
  5. Step 5: Solve for x
    x = 653,409,478,438,453,379,072/18,159,813,489.75
  6. Step 6: Final answer
    x = 35,981,067,691.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.