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Finding the Third Proportional to 149,022,185 and 222,079,519

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Solution

The third proportional to 149,022,185 and 222,079,519 is: 330,952,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022,185 : 222,079,519 = 222,079,519 : x
  2. Step 2: Convert to fraction form
    149,022,185/222,079,519 = 222,079,519/x
  3. Step 3: Cross multiply
    149,022,185x = 222,079,519 × 222,079,519
  4. Step 4: Simplify right side
    149,022,185x = 49,319,312,759,271,360
  5. Step 5: Solve for x
    x = 49,319,312,759,271,360/149,022,185
  6. Step 6: Final answer
    x = 330,952,822.62

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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.