Home / 215,272,310.37-322,646,131.04-111,584,351.55

Finding the Fourth Proportional to 215,272,310.37, 322,646,131.04 and 111,584,351.55

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Solution

The fourth proportional to 215,272,310.37, 322,646,131.04 and 111,584,351.55 is: 167,240,548.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,272,310.37 : 322,646,131.04 = 111,584,351.55 : x
  2. Step 2: Convert to fraction form
    215,272,310.37/322,646,131.04 = 111,584,351.55/x
  3. Step 3: Cross multiply
    215,272,310.37x = 322,646,131.04 × 111,584,351.55
  4. Step 4: Simplify right side
    215,272,310.37x = 36,002,259,310,865,324
  5. Step 5: Solve for x
    x = 36,002,259,310,865,324/215,272,310.37
  6. Step 6: Final answer
    x = 167,240,548.72

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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.