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Finding the Third Proportional to 204,022,995 and 442,685,147

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Solution

The third proportional to 204,022,995 and 442,685,147 is: 960,529,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,022,995 : 442,685,147 = 442,685,147 : x
  2. Step 2: Convert to fraction form
    204,022,995/442,685,147 = 442,685,147/x
  3. Step 3: Cross multiply
    204,022,995x = 442,685,147 × 442,685,147
  4. Step 4: Simplify right side
    204,022,995x = 195,970,139,374,411,616
  5. Step 5: Solve for x
    x = 195,970,139,374,411,616/204,022,995
  6. Step 6: Final answer
    x = 960,529,666.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.