Home / 960,267,168.54-1,325,170,037.25-520,234,020.54

Finding the Fourth Proportional to 960,267,168.54, 1,325,170,037.25 and 520,234,020.54

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Solution

The fourth proportional to 960,267,168.54, 1,325,170,037.25 and 520,234,020.54 is: 717,923,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,267,168.54 : 1,325,170,037.25 = 520,234,020.54 : x
  2. Step 2: Convert to fraction form
    960,267,168.54/1,325,170,037.25 = 520,234,020.54/x
  3. Step 3: Cross multiply
    960,267,168.54x = 1,325,170,037.25 × 520,234,020.54
  4. Step 4: Simplify right side
    960,267,168.54x = 689,398,536,377,709,056
  5. Step 5: Solve for x
    x = 689,398,536,377,709,056/960,267,168.54
  6. Step 6: Final answer
    x = 717,923,676.83

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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.