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Finding the Third Proportional to 57,012,003 and 124,478,109

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Solution

The third proportional to 57,012,003 and 124,478,109 is: 271,781,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,012,003 : 124,478,109 = 124,478,109 : x
  2. Step 2: Convert to fraction form
    57,012,003/124,478,109 = 124,478,109/x
  3. Step 3: Cross multiply
    57,012,003x = 124,478,109 × 124,478,109
  4. Step 4: Simplify right side
    57,012,003x = 15,494,799,620,215,880
  5. Step 5: Solve for x
    x = 15,494,799,620,215,880/57,012,003
  6. Step 6: Final answer
    x = 271,781,358.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.