Home / 133,469,932.95-200,131,915.62-105,980,434.59

Finding the Fourth Proportional to 133,469,932.95, 200,131,915.62 and 105,980,434.59

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Solution

The fourth proportional to 133,469,932.95, 200,131,915.62 and 105,980,434.59 is: 158,912,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,469,932.95 : 200,131,915.62 = 105,980,434.59 : x
  2. Step 2: Convert to fraction form
    133,469,932.95/200,131,915.62 = 105,980,434.59/x
  3. Step 3: Cross multiply
    133,469,932.95x = 200,131,915.62 × 105,980,434.59
  4. Step 4: Simplify right side
    133,469,932.95x = 21,210,067,393,885,792
  5. Step 5: Solve for x
    x = 21,210,067,393,885,792/133,469,932.95
  6. Step 6: Final answer
    x = 158,912,699.85

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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.