Home / 2,215,342,311.04-3,057,136,416.77-1,211,751,099.62

Finding the Fourth Proportional to 2,215,342,311.04, 3,057,136,416.77 and 1,211,751,099.62

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Solution

The fourth proportional to 2,215,342,311.04, 3,057,136,416.77 and 1,211,751,099.62 is: 1,672,196,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,342,311.04 : 3,057,136,416.77 = 1,211,751,099.62 : x
  2. Step 2: Convert to fraction form
    2,215,342,311.04/3,057,136,416.77 = 1,211,751,099.62/x
  3. Step 3: Cross multiply
    2,215,342,311.04x = 3,057,136,416.77 × 1,211,751,099.62
  4. Step 4: Simplify right side
    2,215,342,311.04x = 3,704,488,414,709,393,920
  5. Step 5: Solve for x
    x = 3,704,488,414,709,393,920/2,215,342,311.04
  6. Step 6: Final answer
    x = 1,672,196,841.21

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Double scale
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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.