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Finding the Third Proportional to 53,423,744 and 79,821,126

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Solution

The third proportional to 53,423,744 and 79,821,126 is: 119,261,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423,744 : 79,821,126 = 79,821,126 : x
  2. Step 2: Convert to fraction form
    53,423,744/79,821,126 = 79,821,126/x
  3. Step 3: Cross multiply
    53,423,744x = 79,821,126 × 79,821,126
  4. Step 4: Simplify right side
    53,423,744x = 6,371,412,155,907,876
  5. Step 5: Solve for x
    x = 6,371,412,155,907,876/53,423,744
  6. Step 6: Final answer
    x = 119,261,805.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.