Home / 80,448,579,234.35-120,672,868,851.52-80,448,579,234.35

Finding the Fourth Proportional to 80,448,579,234.35, 120,672,868,851.52 and 80,448,579,234.35

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Solution

The fourth proportional to 80,448,579,234.35, 120,672,868,851.52 and 80,448,579,234.35 is: 120,672,868,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448,579,234.35 : 120,672,868,851.52 = 80,448,579,234.35 : x
  2. Step 2: Convert to fraction form
    80,448,579,234.35/120,672,868,851.52 = 80,448,579,234.35/x
  3. Step 3: Cross multiply
    80,448,579,234.35x = 120,672,868,851.52 × 80,448,579,234.35
  4. Step 4: Simplify right side
    80,448,579,234.35x = 9,707,960,851,237,833,801,728
  5. Step 5: Solve for x
    x = 9,707,960,851,237,833,801,728/80,448,579,234.35
  6. Step 6: Final answer
    x = 120,672,868,851.52

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Double scale
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Similar ratio
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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.