Home / 2,016,440,715.30-3,027,117,511.35-1,279,509,195.30

Finding the Fourth Proportional to 2,016,440,715.30, 3,027,117,511.35 and 1,279,509,195.30

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Solution

The fourth proportional to 2,016,440,715.30, 3,027,117,511.35 and 1,279,509,195.30 is: 1,920,822,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,440,715.30 : 3,027,117,511.35 = 1,279,509,195.30 : x
  2. Step 2: Convert to fraction form
    2,016,440,715.30/3,027,117,511.35 = 1,279,509,195.30/x
  3. Step 3: Cross multiply
    2,016,440,715.30x = 3,027,117,511.35 × 1,279,509,195.30
  4. Step 4: Simplify right side
    2,016,440,715.30x = 3,873,224,691,025,976,832
  5. Step 5: Solve for x
    x = 3,873,224,691,025,976,832/2,016,440,715.30
  6. Step 6: Final answer
    x = 1,920,822,497.60

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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.