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Finding the Third Proportional to 168,734,844 and 369,887,868

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Solution

The third proportional to 168,734,844 and 369,887,868 is: 810,840,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,734,844 : 369,887,868 = 369,887,868 : x
  2. Step 2: Convert to fraction form
    168,734,844/369,887,868 = 369,887,868/x
  3. Step 3: Cross multiply
    168,734,844x = 369,887,868 × 369,887,868
  4. Step 4: Simplify right side
    168,734,844x = 136,817,034,893,585,424
  5. Step 5: Solve for x
    x = 136,817,034,893,585,424/168,734,844
  6. Step 6: Final answer
    x = 810,840,438.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.