Home / 2,290,986,077.44-3,161,458,847.58-1,338,455,143.90

Finding the Fourth Proportional to 2,290,986,077.44, 3,161,458,847.58 and 1,338,455,143.90

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Solution

The fourth proportional to 2,290,986,077.44, 3,161,458,847.58 and 1,338,455,143.90 is: 1,847,008,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,986,077.44 : 3,161,458,847.58 = 1,338,455,143.90 : x
  2. Step 2: Convert to fraction form
    2,290,986,077.44/3,161,458,847.58 = 1,338,455,143.90/x
  3. Step 3: Cross multiply
    2,290,986,077.44x = 3,161,458,847.58 × 1,338,455,143.90
  4. Step 4: Simplify right side
    2,290,986,077.44x = 4,231,470,856,771,617,280
  5. Step 5: Solve for x
    x = 4,231,470,856,771,617,280/2,290,986,077.44
  6. Step 6: Final answer
    x = 1,847,008,542.93

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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.