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Finding the Third Proportional to 67,927,275 and 149,199,135

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Solution

The third proportional to 67,927,275 and 149,199,135 is: 327,709,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,927,275 : 149,199,135 = 149,199,135 : x
  2. Step 2: Convert to fraction form
    67,927,275/149,199,135 = 149,199,135/x
  3. Step 3: Cross multiply
    67,927,275x = 149,199,135 × 149,199,135
  4. Step 4: Simplify right side
    67,927,275x = 22,260,381,884,748,224
  5. Step 5: Solve for x
    x = 22,260,381,884,748,224/67,927,275
  6. Step 6: Final answer
    x = 327,709,037.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.