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Finding the Third Proportional to 67,027,212 and 144,635,483

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Solution

The third proportional to 67,027,212 and 144,635,483 is: 312,103,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027,212 : 144,635,483 = 144,635,483 : x
  2. Step 2: Convert to fraction form
    67,027,212/144,635,483 = 144,635,483/x
  3. Step 3: Cross multiply
    67,027,212x = 144,635,483 × 144,635,483
  4. Step 4: Simplify right side
    67,027,212x = 20,919,422,942,643,288
  5. Step 5: Solve for x
    x = 20,919,422,942,643,288/67,027,212
  6. Step 6: Final answer
    x = 312,103,432.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.