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Finding the Third Proportional to 4,070,950,089.75 and 8,862,763,749.75

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Solution

The third proportional to 4,070,950,089.75 and 8,862,763,749.75 is: 19,294,901,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070,950,089.75 : 8,862,763,749.75 = 8,862,763,749.75 : x
  2. Step 2: Convert to fraction form
    4,070,950,089.75/8,862,763,749.75 = 8,862,763,749.75/x
  3. Step 3: Cross multiply
    4,070,950,089.75x = 8,862,763,749.75 × 8,862,763,749.75
  4. Step 4: Simplify right side
    4,070,950,089.75x = 78,548,581,283,882,680,320
  5. Step 5: Solve for x
    x = 78,548,581,283,882,680,320/4,070,950,089.75
  6. Step 6: Final answer
    x = 19,294,901,571.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.