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Finding the Third Proportional to 223,915,000 and 350,491,138

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Solution

The third proportional to 223,915,000 and 350,491,138 is: 548,619,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,915,000 : 350,491,138 = 350,491,138 : x
  2. Step 2: Convert to fraction form
    223,915,000/350,491,138 = 350,491,138/x
  3. Step 3: Cross multiply
    223,915,000x = 350,491,138 × 350,491,138
  4. Step 4: Simplify right side
    223,915,000x = 122,844,037,816,535,040
  5. Step 5: Solve for x
    x = 122,844,037,816,535,040/223,915,000
  6. Step 6: Final answer
    x = 548,619,064.45

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.