Home / 11,912,448,171.70-17,868,672,257.55-10,880,492,101.30

Finding the Fourth Proportional to 11,912,448,171.70, 17,868,672,257.55 and 10,880,492,101.30

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Solution

The fourth proportional to 11,912,448,171.70, 17,868,672,257.55 and 10,880,492,101.30 is: 16,320,738,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,448,171.70 : 17,868,672,257.55 = 10,880,492,101.30 : x
  2. Step 2: Convert to fraction form
    11,912,448,171.70/17,868,672,257.55 = 10,880,492,101.30/x
  3. Step 3: Cross multiply
    11,912,448,171.70x = 17,868,672,257.55 × 10,880,492,101.30
  4. Step 4: Simplify right side
    11,912,448,171.70x = 194,419,947,358,991,187,968
  5. Step 5: Solve for x
    x = 194,419,947,358,991,187,968/11,912,448,171.70
  6. Step 6: Final answer
    x = 16,320,738,151.95

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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.