Home / 11,912,448,157.70-17,868,672,236.55-10,880,492,087.30

Finding the Fourth Proportional to 11,912,448,157.70, 17,868,672,236.55 and 10,880,492,087.30

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Solution

The fourth proportional to 11,912,448,157.70, 17,868,672,236.55 and 10,880,492,087.30 is: 16,320,738,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,448,157.70 : 17,868,672,236.55 = 10,880,492,087.30 : x
  2. Step 2: Convert to fraction form
    11,912,448,157.70/17,868,672,236.55 = 10,880,492,087.30/x
  3. Step 3: Cross multiply
    11,912,448,157.70x = 17,868,672,236.55 × 10,880,492,087.30
  4. Step 4: Simplify right side
    11,912,448,157.70x = 194,419,946,880,339,443,712
  5. Step 5: Solve for x
    x = 194,419,946,880,339,443,712/11,912,448,157.70
  6. Step 6: Final answer
    x = 16,320,738,130.95

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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.