Home / 80,448,579,272.85-120,672,868,909.27-80,448,579,272.85

Finding the Fourth Proportional to 80,448,579,272.85, 120,672,868,909.27 and 80,448,579,272.85

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Solution

The fourth proportional to 80,448,579,272.85, 120,672,868,909.27 and 80,448,579,272.85 is: 120,672,868,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448,579,272.85 : 120,672,868,909.27 = 80,448,579,272.85 : x
  2. Step 2: Convert to fraction form
    80,448,579,272.85/120,672,868,909.27 = 80,448,579,272.85/x
  3. Step 3: Cross multiply
    80,448,579,272.85x = 120,672,868,909.27 × 80,448,579,272.85
  4. Step 4: Simplify right side
    80,448,579,272.85x = 9,707,960,860,529,645,322,240
  5. Step 5: Solve for x
    x = 9,707,960,860,529,645,322,240/80,448,579,272.85
  6. Step 6: Final answer
    x = 120,672,868,909.27

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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.