Home / 8,543,757,276.88-12,819,318,801.42-4,612,682,885.56

Finding the Fourth Proportional to 8,543,757,276.88, 12,819,318,801.42 and 4,612,682,885.56

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Solution

The fourth proportional to 8,543,757,276.88, 12,819,318,801.42 and 4,612,682,885.56 is: 6,921,012,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,757,276.88 : 12,819,318,801.42 = 4,612,682,885.56 : x
  2. Step 2: Convert to fraction form
    8,543,757,276.88/12,819,318,801.42 = 4,612,682,885.56/x
  3. Step 3: Cross multiply
    8,543,757,276.88x = 12,819,318,801.42 × 4,612,682,885.56
  4. Step 4: Simplify right side
    8,543,757,276.88x = 59,131,452,439,847,575,552
  5. Step 5: Solve for x
    x = 59,131,452,439,847,575,552/8,543,757,276.88
  6. Step 6: Final answer
    x = 6,921,012,679.03

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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.