Home / 13,920,614,926.11-20,880,356,109.26-3,439,567,410.57

Finding the Fourth Proportional to 13,920,614,926.11, 20,880,356,109.26 and 3,439,567,410.57

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Solution

The fourth proportional to 13,920,614,926.11, 20,880,356,109.26 and 3,439,567,410.57 is: 5,159,211,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,920,614,926.11 : 20,880,356,109.26 = 3,439,567,410.57 : x
  2. Step 2: Convert to fraction form
    13,920,614,926.11/20,880,356,109.26 = 3,439,567,410.57/x
  3. Step 3: Cross multiply
    13,920,614,926.11x = 20,880,356,109.26 × 3,439,567,410.57
  4. Step 4: Simplify right side
    13,920,614,926.11x = 71,819,392,394,493,149,184
  5. Step 5: Solve for x
    x = 71,819,392,394,493,149,184/13,920,614,926.11
  6. Step 6: Final answer
    x = 5,159,211,196.90

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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.