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Finding the Third Proportional to 66,346,326 and 98,944,139.25

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Solution

The third proportional to 66,346,326 and 98,944,139.25 is: 147,558,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,346,326 : 98,944,139.25 = 98,944,139.25 : x
  2. Step 2: Convert to fraction form
    66,346,326/98,944,139.25 = 98,944,139.25/x
  3. Step 3: Cross multiply
    66,346,326x = 98,944,139.25 × 98,944,139.25
  4. Step 4: Simplify right side
    66,346,326x = 9,789,942,691,923,390
  5. Step 5: Solve for x
    x = 9,789,942,691,923,390/66,346,326
  6. Step 6: Final answer
    x = 147,558,173.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.