Home / 111,979,105.75-173,864,333.75

Finding the Third Proportional to 111,979,105.75 and 173,864,333.75

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Solution

The third proportional to 111,979,105.75 and 173,864,333.75 is: 269,950,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,979,105.75 : 173,864,333.75 = 173,864,333.75 : x
  2. Step 2: Convert to fraction form
    111,979,105.75/173,864,333.75 = 173,864,333.75/x
  3. Step 3: Cross multiply
    111,979,105.75x = 173,864,333.75 × 173,864,333.75
  4. Step 4: Simplify right side
    111,979,105.75x = 30,228,806,550,331,388
  5. Step 5: Solve for x
    x = 30,228,806,550,331,388/111,979,105.75
  6. Step 6: Final answer
    x = 269,950,419.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.