Home / 285,960,194.85-394,593,493.72-160,483,611.73

Finding the Fourth Proportional to 285,960,194.85, 394,593,493.72 and 160,483,611.73

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Solution

The fourth proportional to 285,960,194.85, 394,593,493.72 and 160,483,611.73 is: 221,449,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,960,194.85 : 394,593,493.72 = 160,483,611.73 : x
  2. Step 2: Convert to fraction form
    285,960,194.85/394,593,493.72 = 160,483,611.73/x
  3. Step 3: Cross multiply
    285,960,194.85x = 394,593,493.72 × 160,483,611.73
  4. Step 4: Simplify right side
    285,960,194.85x = 63,325,789,037,344,672
  5. Step 5: Solve for x
    x = 63,325,789,037,344,672/285,960,194.85
  6. Step 6: Final answer
    x = 221,449,663.90

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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.