Home / 5,176,819,147.22-7,765,555,615.23-2,188,324,974.26

Finding the Fourth Proportional to 5,176,819,147.22, 7,765,555,615.23 and 2,188,324,974.26

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Solution

The fourth proportional to 5,176,819,147.22, 7,765,555,615.23 and 2,188,324,974.26 is: 3,282,625,644.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,819,147.22 : 7,765,555,615.23 = 2,188,324,974.26 : x
  2. Step 2: Convert to fraction form
    5,176,819,147.22/7,765,555,615.23 = 2,188,324,974.26/x
  3. Step 3: Cross multiply
    5,176,819,147.22x = 7,765,555,615.23 × 2,188,324,974.26
  4. Step 4: Simplify right side
    5,176,819,147.22x = 16,993,559,291,812,788,224
  5. Step 5: Solve for x
    x = 16,993,559,291,812,788,224/5,176,819,147.22
  6. Step 6: Final answer
    x = 3,282,625,644.93

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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.