Home / 7,667,712,492.30-11,501,568,738.45-3,075,578,757.90

Finding the Fourth Proportional to 7,667,712,492.30, 11,501,568,738.45 and 3,075,578,757.90

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Solution

The fourth proportional to 7,667,712,492.30, 11,501,568,738.45 and 3,075,578,757.90 is: 4,613,368,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667,712,492.30 : 11,501,568,738.45 = 3,075,578,757.90 : x
  2. Step 2: Convert to fraction form
    7,667,712,492.30/11,501,568,738.45 = 3,075,578,757.90/x
  3. Step 3: Cross multiply
    7,667,712,492.30x = 11,501,568,738.45 × 3,075,578,757.90
  4. Step 4: Simplify right side
    7,667,712,492.30x = 35,373,980,494,503,526,400
  5. Step 5: Solve for x
    x = 35,373,980,494,503,526,400/7,667,712,492.30
  6. Step 6: Final answer
    x = 4,613,368,136.85

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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.