Home / 253,468,224,167.70-380,202,336,251.55-212,556,620,529.30

Finding the Fourth Proportional to 253,468,224,167.70, 380,202,336,251.55 and 212,556,620,529.30

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Solution

The fourth proportional to 253,468,224,167.70, 380,202,336,251.55 and 212,556,620,529.30 is: 318,834,930,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,468,224,167.70 : 380,202,336,251.55 = 212,556,620,529.30 : x
  2. Step 2: Convert to fraction form
    253,468,224,167.70/380,202,336,251.55 = 212,556,620,529.30/x
  3. Step 3: Cross multiply
    253,468,224,167.70x = 380,202,336,251.55 × 212,556,620,529.30
  4. Step 4: Simplify right side
    253,468,224,167.70x = 80,814,523,710,974,029,987,840
  5. Step 5: Solve for x
    x = 80,814,523,710,974,029,987,840/253,468,224,167.70
  6. Step 6: Final answer
    x = 318,834,930,793.95

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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.