Home / 281,635,373,722.52-388,757,910,351.50-167,449,722,303.06

Finding the Fourth Proportional to 281,635,373,722.52, 388,757,910,351.50 and 167,449,722,303.06

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Solution

The fourth proportional to 281,635,373,722.52, 388,757,910,351.50 and 167,449,722,303.06 is: 231,140,723,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,635,373,722.52 : 388,757,910,351.50 = 167,449,722,303.06 : x
  2. Step 2: Convert to fraction form
    281,635,373,722.52/388,757,910,351.50 = 167,449,722,303.06/x
  3. Step 3: Cross multiply
    281,635,373,722.52x = 388,757,910,351.50 × 167,449,722,303.06
  4. Step 4: Simplify right side
    281,635,373,722.52x = 65,097,404,131,476,569,587,712
  5. Step 5: Solve for x
    x = 65,097,404,131,476,569,587,712/281,635,373,722.52
  6. Step 6: Final answer
    x = 231,140,723,805.57

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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.