Home / 13,920,614,923.62-20,880,356,105.50-3,439,567,408.08

Finding the Fourth Proportional to 13,920,614,923.62, 20,880,356,105.50 and 3,439,567,408.08

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Solution

The fourth proportional to 13,920,614,923.62, 20,880,356,105.50 and 3,439,567,408.08 is: 5,159,211,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,920,614,923.62 : 20,880,356,105.50 = 3,439,567,408.08 : x
  2. Step 2: Convert to fraction form
    13,920,614,923.62/20,880,356,105.50 = 3,439,567,408.08/x
  3. Step 3: Cross multiply
    13,920,614,923.62x = 20,880,356,105.50 × 3,439,567,408.08
  4. Step 4: Simplify right side
    13,920,614,923.62x = 71,819,392,329,582,034,944
  5. Step 5: Solve for x
    x = 71,819,392,329,582,034,944/13,920,614,923.62
  6. Step 6: Final answer
    x = 5,159,211,193.16

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1.5x scale

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.