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Finding the Third Proportional to 165,543,530 and 351,258,003

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Solution

The third proportional to 165,543,530 and 351,258,003 is: 745,315,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,543,530 : 351,258,003 = 351,258,003 : x
  2. Step 2: Convert to fraction form
    165,543,530/351,258,003 = 351,258,003/x
  3. Step 3: Cross multiply
    165,543,530x = 351,258,003 × 351,258,003
  4. Step 4: Simplify right side
    165,543,530x = 123,382,184,671,548,016
  5. Step 5: Solve for x
    x = 123,382,184,671,548,016/165,543,530
  6. Step 6: Final answer
    x = 745,315,656.08

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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.