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Finding the Third Proportional to 141,721,228 and 202,661,610

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Solution

The third proportional to 141,721,228 and 202,661,610 is: 289,806,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721,228 : 202,661,610 = 202,661,610 : x
  2. Step 2: Convert to fraction form
    141,721,228/202,661,610 = 202,661,610/x
  3. Step 3: Cross multiply
    141,721,228x = 202,661,610 × 202,661,610
  4. Step 4: Simplify right side
    141,721,228x = 41,071,728,167,792,096
  5. Step 5: Solve for x
    x = 41,071,728,167,792,096/141,721,228
  6. Step 6: Final answer
    x = 289,806,465.46

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.