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Finding the Third Proportional to 890,663,220 and 1,842,422,472

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Solution

The third proportional to 890,663,220 and 1,842,422,472 is: 3,811,227,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,663,220 : 1,842,422,472 = 1,842,422,472 : x
  2. Step 2: Convert to fraction form
    890,663,220/1,842,422,472 = 1,842,422,472/x
  3. Step 3: Cross multiply
    890,663,220x = 1,842,422,472 × 1,842,422,472
  4. Step 4: Simplify right side
    890,663,220x = 3,394,520,565,330,590,720
  5. Step 5: Solve for x
    x = 3,394,520,565,330,590,720/890,663,220
  6. Step 6: Final answer
    x = 3,811,227,958.12

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.