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Finding the Third Proportional to 96,660,990 and 146,395,389

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Solution

The third proportional to 96,660,990 and 146,395,389 is: 221,719,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,660,990 : 146,395,389 = 146,395,389 : x
  2. Step 2: Convert to fraction form
    96,660,990/146,395,389 = 146,395,389/x
  3. Step 3: Cross multiply
    96,660,990x = 146,395,389 × 146,395,389
  4. Step 4: Simplify right side
    96,660,990x = 21,431,609,920,461,320
  5. Step 5: Solve for x
    x = 21,431,609,920,461,320/96,660,990
  6. Step 6: Final answer
    x = 221,719,329.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.