Home / 39,682,548,069.69-59,503,153,773.54-18,715,351,205.02

Finding the Fourth Proportional to 39,682,548,069.69, 59,503,153,773.54 and 18,715,351,205.02

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Solution

The fourth proportional to 39,682,548,069.69, 59,503,153,773.54 and 18,715,351,205.02 is: 28,063,279,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682,548,069.69 : 59,503,153,773.54 = 18,715,351,205.02 : x
  2. Step 2: Convert to fraction form
    39,682,548,069.69/59,503,153,773.54 = 18,715,351,205.02/x
  3. Step 3: Cross multiply
    39,682,548,069.69x = 59,503,153,773.54 × 18,715,351,205.02
  4. Step 4: Simplify right side
    39,682,548,069.69x = 1,113,622,420,677,814,648,832
  5. Step 5: Solve for x
    x = 1,113,622,420,677,814,648,832/39,682,548,069.69
  6. Step 6: Final answer
    x = 28,063,279,069.73

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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.