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Finding the Third Proportional to 149,343,212 and 234,275,221

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Solution

The third proportional to 149,343,212 and 234,275,221 is: 367,508,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,343,212 : 234,275,221 = 234,275,221 : x
  2. Step 2: Convert to fraction form
    149,343,212/234,275,221 = 234,275,221/x
  3. Step 3: Cross multiply
    149,343,212x = 234,275,221 × 234,275,221
  4. Step 4: Simplify right side
    149,343,212x = 54,884,879,174,598,840
  5. Step 5: Solve for x
    x = 54,884,879,174,598,840/149,343,212
  6. Step 6: Final answer
    x = 367,508,361.71

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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.