Home / 292,040,355-438,491,161.62-162,900,279.48

Finding the Fourth Proportional to 292,040,355, 438,491,161.62 and 162,900,279.48

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Solution

The fourth proportional to 292,040,355, 438,491,161.62 and 162,900,279.48 is: 244,590,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,040,355 : 438,491,161.62 = 162,900,279.48 : x
  2. Step 2: Convert to fraction form
    292,040,355/438,491,161.62 = 162,900,279.48/x
  3. Step 3: Cross multiply
    292,040,355x = 438,491,161.62 × 162,900,279.48
  4. Step 4: Simplify right side
    292,040,355x = 71,430,332,777,407,848
  5. Step 5: Solve for x
    x = 71,430,332,777,407,848/292,040,355
  6. Step 6: Final answer
    x = 244,590,624.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.