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Finding the Third Proportional to 55,315,628 and 119,494,144

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Solution

The third proportional to 55,315,628 and 119,494,144 is: 258,134,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,628 : 119,494,144 = 119,494,144 : x
  2. Step 2: Convert to fraction form
    55,315,628/119,494,144 = 119,494,144/x
  3. Step 3: Cross multiply
    55,315,628x = 119,494,144 × 119,494,144
  4. Step 4: Simplify right side
    55,315,628x = 14,278,850,450,292,736
  5. Step 5: Solve for x
    x = 14,278,850,450,292,736/55,315,628
  6. Step 6: Final answer
    x = 258,134,110.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.