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Finding the Third Proportional to 74,185,344 and 97,785,792

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Solution

The third proportional to 74,185,344 and 97,785,792 is: 128,894,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,185,344 : 97,785,792 = 97,785,792 : x
  2. Step 2: Convert to fraction form
    74,185,344/97,785,792 = 97,785,792/x
  3. Step 3: Cross multiply
    74,185,344x = 97,785,792 × 97,785,792
  4. Step 4: Simplify right side
    74,185,344x = 9,562,061,117,067,264
  5. Step 5: Solve for x
    x = 9,562,061,117,067,264/74,185,344
  6. Step 6: Final answer
    x = 128,894,207.42

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.