Home / 3,527,414,064.72-5,291,135,361.96-1,428,930,156.76

Finding the Fourth Proportional to 3,527,414,064.72, 5,291,135,361.96 and 1,428,930,156.76

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Solution

The fourth proportional to 3,527,414,064.72, 5,291,135,361.96 and 1,428,930,156.76 is: 2,143,401,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527,414,064.72 : 5,291,135,361.96 = 1,428,930,156.76 : x
  2. Step 2: Convert to fraction form
    3,527,414,064.72/5,291,135,361.96 = 1,428,930,156.76/x
  3. Step 3: Cross multiply
    3,527,414,064.72x = 5,291,135,361.96 × 1,428,930,156.76
  4. Step 4: Simplify right side
    3,527,414,064.72x = 7,560,662,882,203,882,496
  5. Step 5: Solve for x
    x = 7,560,662,882,203,882,496/3,527,414,064.72
  6. Step 6: Final answer
    x = 2,143,401,013.74

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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.