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Finding the Third Proportional to 173,843,469 and 368,413,134

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Solution

The third proportional to 173,843,469 and 368,413,134 is: 780,749,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843,469 : 368,413,134 = 368,413,134 : x
  2. Step 2: Convert to fraction form
    173,843,469/368,413,134 = 368,413,134/x
  3. Step 3: Cross multiply
    173,843,469x = 368,413,134 × 368,413,134
  4. Step 4: Simplify right side
    173,843,469x = 135,728,237,303,701,952
  5. Step 5: Solve for x
    x = 135,728,237,303,701,952/173,843,469
  6. Step 6: Final answer
    x = 780,749,705.95

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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.