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Finding the Third Proportional to 173,843,458 and 368,413,115

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Solution

The third proportional to 173,843,458 and 368,413,115 is: 780,749,674.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843,458 : 368,413,115 = 368,413,115 : x
  2. Step 2: Convert to fraction form
    173,843,458/368,413,115 = 368,413,115/x
  3. Step 3: Cross multiply
    173,843,458x = 368,413,115 × 368,413,115
  4. Step 4: Simplify right side
    173,843,458x = 135,728,223,304,003,232
  5. Step 5: Solve for x
    x = 135,728,223,304,003,232/173,843,458
  6. Step 6: Final answer
    x = 780,749,674.83

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.