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Finding the Third Proportional to 40,626,405 and 87,879,238

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Solution

The third proportional to 40,626,405 and 87,879,238 is: 190,092,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,626,405 : 87,879,238 = 87,879,238 : x
  2. Step 2: Convert to fraction form
    40,626,405/87,879,238 = 87,879,238/x
  3. Step 3: Cross multiply
    40,626,405x = 87,879,238 × 87,879,238
  4. Step 4: Simplify right side
    40,626,405x = 7,722,760,471,460,644
  5. Step 5: Solve for x
    x = 7,722,760,471,460,644/40,626,405
  6. Step 6: Final answer
    x = 190,092,145.03

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.