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Finding the Third Proportional to 99,136,074 and 214,741,716

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Solution

The third proportional to 99,136,074 and 214,741,716 is: 465,158,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,136,074 : 214,741,716 = 214,741,716 : x
  2. Step 2: Convert to fraction form
    99,136,074/214,741,716 = 214,741,716/x
  3. Step 3: Cross multiply
    99,136,074x = 214,741,716 × 214,741,716
  4. Step 4: Simplify right side
    99,136,074x = 46,114,004,590,624,656
  5. Step 5: Solve for x
    x = 46,114,004,590,624,656/99,136,074
  6. Step 6: Final answer
    x = 465,158,672.62

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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.