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Finding the Third Proportional to 222,931,308 and 344,337,138

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Solution

The third proportional to 222,931,308 and 344,337,138 is: 531,859,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,931,308 : 344,337,138 = 344,337,138 : x
  2. Step 2: Convert to fraction form
    222,931,308/344,337,138 = 344,337,138/x
  3. Step 3: Cross multiply
    222,931,308x = 344,337,138 × 344,337,138
  4. Step 4: Simplify right side
    222,931,308x = 118,568,064,606,031,040
  5. Step 5: Solve for x
    x = 118,568,064,606,031,040/222,931,308
  6. Step 6: Final answer
    x = 531,859,188.69

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.