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Finding the Third Proportional to 103,673,615 and 222,732,673

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Solution

The third proportional to 103,673,615 and 222,732,673 is: 478,519,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673,615 : 222,732,673 = 222,732,673 : x
  2. Step 2: Convert to fraction form
    103,673,615/222,732,673 = 222,732,673/x
  3. Step 3: Cross multiply
    103,673,615x = 222,732,673 × 222,732,673
  4. Step 4: Simplify right side
    103,673,615x = 49,609,843,621,724,928
  5. Step 5: Solve for x
    x = 49,609,843,621,724,928/103,673,615
  6. Step 6: Final answer
    x = 478,519,473.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.