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Finding the Third Proportional to 222,719,113.69 and 336,945,220.03

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Solution

The third proportional to 222,719,113.69 and 336,945,220.03 is: 509,754,548.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,719,113.69 : 336,945,220.03 = 336,945,220.03 : x
  2. Step 2: Convert to fraction form
    222,719,113.69/336,945,220.03 = 336,945,220.03/x
  3. Step 3: Cross multiply
    222,719,113.69x = 336,945,220.03 × 336,945,220.03
  4. Step 4: Simplify right side
    222,719,113.69x = 113,532,081,301,907,472
  5. Step 5: Solve for x
    x = 113,532,081,301,907,472/222,719,113.69
  6. Step 6: Final answer
    x = 509,754,548.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.