Home / 199,650,261.72-299,474,990.97-187,500,915.41

Finding the Fourth Proportional to 199,650,261.72, 299,474,990.97 and 187,500,915.41

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Solution

The fourth proportional to 199,650,261.72, 299,474,990.97 and 187,500,915.41 is: 281,250,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,650,261.72 : 299,474,990.97 = 187,500,915.41 : x
  2. Step 2: Convert to fraction form
    199,650,261.72/299,474,990.97 = 187,500,915.41/x
  3. Step 3: Cross multiply
    199,650,261.72x = 299,474,990.97 × 187,500,915.41
  4. Step 4: Simplify right side
    199,650,261.72x = 56,151,834,948,463,616
  5. Step 5: Solve for x
    x = 56,151,834,948,463,616/199,650,261.72
  6. Step 6: Final answer
    x = 281,250,995.95

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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.