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Finding the Third Proportional to 918,790,006.50 and 1,412,246,076.75

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Solution

The third proportional to 918,790,006.50 and 1,412,246,076.75 is: 2,170,723,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,790,006.50 : 1,412,246,076.75 = 1,412,246,076.75 : x
  2. Step 2: Convert to fraction form
    918,790,006.50/1,412,246,076.75 = 1,412,246,076.75/x
  3. Step 3: Cross multiply
    918,790,006.50x = 1,412,246,076.75 × 1,412,246,076.75
  4. Step 4: Simplify right side
    918,790,006.50x = 1,994,438,981,295,766,784
  5. Step 5: Solve for x
    x = 1,994,438,981,295,766,784/918,790,006.50
  6. Step 6: Final answer
    x = 2,170,723,415.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.