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Finding the Third Proportional to 80,495,840 and 125,526,728

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Solution

The third proportional to 80,495,840 and 125,526,728 is: 195,748,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,495,840 : 125,526,728 = 125,526,728 : x
  2. Step 2: Convert to fraction form
    80,495,840/125,526,728 = 125,526,728/x
  3. Step 3: Cross multiply
    80,495,840x = 125,526,728 × 125,526,728
  4. Step 4: Simplify right side
    80,495,840x = 15,756,959,442,385,984
  5. Step 5: Solve for x
    x = 15,756,959,442,385,984/80,495,840
  6. Step 6: Final answer
    x = 195,748,742.32

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.