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Finding the Third Proportional to 98,887,949 and 145,474,059

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Solution

The third proportional to 98,887,949 and 145,474,059 is: 214,006,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,887,949 : 145,474,059 = 145,474,059 : x
  2. Step 2: Convert to fraction form
    98,887,949/145,474,059 = 145,474,059/x
  3. Step 3: Cross multiply
    98,887,949x = 145,474,059 × 145,474,059
  4. Step 4: Simplify right side
    98,887,949x = 21,162,701,841,935,480
  5. Step 5: Solve for x
    x = 21,162,701,841,935,480/98,887,949
  6. Step 6: Final answer
    x = 214,006,884.11

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.