Home / 167,630,761.20-251,733,076.20-91,103,257.20

Finding the Fourth Proportional to 167,630,761.20, 251,733,076.20 and 91,103,257.20

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Solution

The fourth proportional to 167,630,761.20, 251,733,076.20 and 91,103,257.20 is: 136,810,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,630,761.20 : 251,733,076.20 = 91,103,257.20 : x
  2. Step 2: Convert to fraction form
    167,630,761.20/251,733,076.20 = 91,103,257.20/x
  3. Step 3: Cross multiply
    167,630,761.20x = 251,733,076.20 × 91,103,257.20
  4. Step 4: Simplify right side
    167,630,761.20x = 22,933,703,186,795,800
  5. Step 5: Solve for x
    x = 22,933,703,186,795,800/167,630,761.20
  6. Step 6: Final answer
    x = 136,810,827.69

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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.