Home / 7,747,101,217.80-11,603,433,138.30-6,713,979,913.80

Finding the Fourth Proportional to 7,747,101,217.80, 11,603,433,138.30 and 6,713,979,913.80

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Solution

The fourth proportional to 7,747,101,217.80, 11,603,433,138.30 and 6,713,979,913.80 is: 10,056,047,395.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747,101,217.80 : 11,603,433,138.30 = 6,713,979,913.80 : x
  2. Step 2: Convert to fraction form
    7,747,101,217.80/11,603,433,138.30 = 6,713,979,913.80/x
  3. Step 3: Cross multiply
    7,747,101,217.80x = 11,603,433,138.30 × 6,713,979,913.80
  4. Step 4: Simplify right side
    7,747,101,217.80x = 77,905,217,021,667,491,840
  5. Step 5: Solve for x
    x = 77,905,217,021,667,491,840/7,747,101,217.80
  6. Step 6: Final answer
    x = 10,056,047,395.21

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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.