Home / 14,107,040,778.21-19,467,719,451.58-7,763,408,611.15

Finding the Fourth Proportional to 14,107,040,778.21, 19,467,719,451.58 and 7,763,408,611.15

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Solution

The fourth proportional to 14,107,040,778.21, 19,467,719,451.58 and 7,763,408,611.15 is: 10,713,505,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107,040,778.21 : 19,467,719,451.58 = 7,763,408,611.15 : x
  2. Step 2: Convert to fraction form
    14,107,040,778.21/19,467,719,451.58 = 7,763,408,611.15/x
  3. Step 3: Cross multiply
    14,107,040,778.21x = 19,467,719,451.58 × 7,763,408,611.15
  4. Step 4: Simplify right side
    14,107,040,778.21x = 151,135,860,829,844,701,184
  5. Step 5: Solve for x
    x = 151,135,860,829,844,701,184/14,107,040,778.21
  6. Step 6: Final answer
    x = 10,713,505,632.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.