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Finding the Third Proportional to 69,655,586 and 162,657,189

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Solution

The third proportional to 69,655,586 and 162,657,189 is: 379,831,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,655,586 : 162,657,189 = 162,657,189 : x
  2. Step 2: Convert to fraction form
    69,655,586/162,657,189 = 162,657,189/x
  3. Step 3: Cross multiply
    69,655,586x = 162,657,189 × 162,657,189
  4. Step 4: Simplify right side
    69,655,586x = 26,457,361,133,381,720
  5. Step 5: Solve for x
    x = 26,457,361,133,381,720/69,655,586
  6. Step 6: Final answer
    x = 379,831,147.12

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.