Home / 12,942,916,452.56-19,419,967,670.30-6,960,049,812.38

Finding the Fourth Proportional to 12,942,916,452.56, 19,419,967,670.30 and 6,960,049,812.38

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Solution

The fourth proportional to 12,942,916,452.56, 19,419,967,670.30 and 6,960,049,812.38 is: 10,443,082,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942,916,452.56 : 19,419,967,670.30 = 6,960,049,812.38 : x
  2. Step 2: Convert to fraction form
    12,942,916,452.56/19,419,967,670.30 = 6,960,049,812.38/x
  3. Step 3: Cross multiply
    12,942,916,452.56x = 19,419,967,670.30 × 6,960,049,812.38
  4. Step 4: Simplify right side
    12,942,916,452.56x = 135,163,942,340,097,179,648
  5. Step 5: Solve for x
    x = 135,163,942,340,097,179,648/12,942,916,452.56
  6. Step 6: Final answer
    x = 10,443,082,348.21

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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.