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Finding the Third Proportional to 173,843,454 and 368,413,108

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Solution

The third proportional to 173,843,454 and 368,413,108 is: 780,749,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843,454 : 368,413,108 = 368,413,108 : x
  2. Step 2: Convert to fraction form
    173,843,454/368,413,108 = 368,413,108/x
  3. Step 3: Cross multiply
    173,843,454x = 368,413,108 × 368,413,108
  4. Step 4: Simplify right side
    173,843,454x = 135,728,218,146,219,664
  5. Step 5: Solve for x
    x = 135,728,218,146,219,664/173,843,454
  6. Step 6: Final answer
    x = 780,749,663.12

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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.