Home / 2,165,229,690.36-2,988,019,856-1,175,155,107.36

Finding the Fourth Proportional to 2,165,229,690.36, 2,988,019,856 and 1,175,155,107.36

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Solution

The fourth proportional to 2,165,229,690.36, 2,988,019,856 and 1,175,155,107.36 is: 1,621,715,613.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,229,690.36 : 2,988,019,856 = 1,175,155,107.36 : x
  2. Step 2: Convert to fraction form
    2,165,229,690.36/2,988,019,856 = 1,175,155,107.36/x
  3. Step 3: Cross multiply
    2,165,229,690.36x = 2,988,019,856 × 1,175,155,107.36
  4. Step 4: Simplify right side
    2,165,229,690.36x = 3,511,386,794,671,491,584
  5. Step 5: Solve for x
    x = 3,511,386,794,671,491,584/2,165,229,690.36
  6. Step 6: Final answer
    x = 1,621,715,613.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.