Home / 5,176,819,134.72-7,765,555,596.48-2,188,324,961.76

Finding the Fourth Proportional to 5,176,819,134.72, 7,765,555,596.48 and 2,188,324,961.76

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Solution

The fourth proportional to 5,176,819,134.72, 7,765,555,596.48 and 2,188,324,961.76 is: 3,282,625,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,819,134.72 : 7,765,555,596.48 = 2,188,324,961.76 : x
  2. Step 2: Convert to fraction form
    5,176,819,134.72/7,765,555,596.48 = 2,188,324,961.76/x
  3. Step 3: Cross multiply
    5,176,819,134.72x = 7,765,555,596.48 × 2,188,324,961.76
  4. Step 4: Simplify right side
    5,176,819,134.72x = 16,993,559,153,712,250,880
  5. Step 5: Solve for x
    x = 16,993,559,153,712,250,880/5,176,819,134.72
  6. Step 6: Final answer
    x = 3,282,625,626.18

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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.