Home / 2,175,491,511.70-3,002,084,409.09-1,235,691,227.86

Finding the Fourth Proportional to 2,175,491,511.70, 3,002,084,409.09 and 1,235,691,227.86

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Solution

The fourth proportional to 2,175,491,511.70, 3,002,084,409.09 and 1,235,691,227.86 is: 1,705,200,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,491,511.70 : 3,002,084,409.09 = 1,235,691,227.86 : x
  2. Step 2: Convert to fraction form
    2,175,491,511.70/3,002,084,409.09 = 1,235,691,227.86/x
  3. Step 3: Cross multiply
    2,175,491,511.70x = 3,002,084,409.09 × 1,235,691,227.86
  4. Step 4: Simplify right side
    2,175,491,511.70x = 3,709,649,369,607,784,448
  5. Step 5: Solve for x
    x = 3,709,649,369,607,784,448/2,175,491,511.70
  6. Step 6: Final answer
    x = 1,705,200,571.76

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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.