Home / 17,021,664,416.80-25,532,496,625.20-10,491,317,408.80

Finding the Fourth Proportional to 17,021,664,416.80, 25,532,496,625.20 and 10,491,317,408.80

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Solution

The fourth proportional to 17,021,664,416.80, 25,532,496,625.20 and 10,491,317,408.80 is: 15,736,976,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,664,416.80 : 25,532,496,625.20 = 10,491,317,408.80 : x
  2. Step 2: Convert to fraction form
    17,021,664,416.80/25,532,496,625.20 = 10,491,317,408.80/x
  3. Step 3: Cross multiply
    17,021,664,416.80x = 25,532,496,625.20 × 10,491,317,408.80
  4. Step 4: Simplify right side
    17,021,664,416.80x = 267,869,526,334,087,987,200
  5. Step 5: Solve for x
    x = 267,869,526,334,087,987,200/17,021,664,416.80
  6. Step 6: Final answer
    x = 15,736,976,113.20

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Double scale
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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.