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Finding the Third Proportional to 64,138,504 and 140,037,874

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Solution

The third proportional to 64,138,504 and 140,037,874 is: 305,754,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,138,504 : 140,037,874 = 140,037,874 : x
  2. Step 2: Convert to fraction form
    64,138,504/140,037,874 = 140,037,874/x
  3. Step 3: Cross multiply
    64,138,504x = 140,037,874 × 140,037,874
  4. Step 4: Simplify right side
    64,138,504x = 19,610,606,154,439,876
  5. Step 5: Solve for x
    x = 19,610,606,154,439,876/64,138,504
  6. Step 6: Final answer
    x = 305,754,031.22

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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.