Home / 319,659,238.82-440,886,675.26-275,080,348.54

Finding the Fourth Proportional to 319,659,238.82, 440,886,675.26 and 275,080,348.54

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Solution

The fourth proportional to 319,659,238.82, 440,886,675.26 and 275,080,348.54 is: 379,401,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,659,238.82 : 440,886,675.26 = 275,080,348.54 : x
  2. Step 2: Convert to fraction form
    319,659,238.82/440,886,675.26 = 275,080,348.54/x
  3. Step 3: Cross multiply
    319,659,238.82x = 440,886,675.26 × 275,080,348.54
  4. Step 4: Simplify right side
    319,659,238.82x = 121,279,260,297,162,608
  5. Step 5: Solve for x
    x = 121,279,260,297,162,608/319,659,238.82
  6. Step 6: Final answer
    x = 379,401,705.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.