Home / 1,366,721,787,863.40-2,048,647,601,006.10-459,844,752,326.12

Finding the Fourth Proportional to 1,366,721,787,863.40, 2,048,647,601,006.10 and 459,844,752,326.12

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Solution

The fourth proportional to 1,366,721,787,863.40, 2,048,647,601,006.10 and 459,844,752,326.12 is: 689,284,283,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,721,787,863.40 : 2,048,647,601,006.10 = 459,844,752,326.12 : x
  2. Step 2: Convert to fraction form
    1,366,721,787,863.40/2,048,647,601,006.10 = 459,844,752,326.12/x
  3. Step 3: Cross multiply
    1,366,721,787,863.40x = 2,048,647,601,006.10 × 459,844,752,326.12
  4. Step 4: Simplify right side
    1,366,721,787,863.40x = 942,059,848,688,150,022,979,584
  5. Step 5: Solve for x
    x = 942,059,848,688,150,022,979,584/1,366,721,787,863.40
  6. Step 6: Final answer
    x = 689,284,283,790.39

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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.