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Finding the Third Proportional to 74,031,456 and 110,611,728

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Solution

The third proportional to 74,031,456 and 110,611,728 is: 165,266,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,031,456 : 110,611,728 = 110,611,728 : x
  2. Step 2: Convert to fraction form
    74,031,456/110,611,728 = 110,611,728/x
  3. Step 3: Cross multiply
    74,031,456x = 110,611,728 × 110,611,728
  4. Step 4: Simplify right side
    74,031,456x = 12,234,954,371,145,984
  5. Step 5: Solve for x
    x = 12,234,954,371,145,984/74,031,456
  6. Step 6: Final answer
    x = 165,266,969.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.