Home / 2,989,953,791.70-4,484,930,687.55-1,436,870,613.30

Finding the Fourth Proportional to 2,989,953,791.70, 4,484,930,687.55 and 1,436,870,613.30

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Solution

The fourth proportional to 2,989,953,791.70, 4,484,930,687.55 and 1,436,870,613.30 is: 2,155,305,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,953,791.70 : 4,484,930,687.55 = 1,436,870,613.30 : x
  2. Step 2: Convert to fraction form
    2,989,953,791.70/4,484,930,687.55 = 1,436,870,613.30/x
  3. Step 3: Cross multiply
    2,989,953,791.70x = 4,484,930,687.55 × 1,436,870,613.30
  4. Step 4: Simplify right side
    2,989,953,791.70x = 6,444,265,107,627,959,296
  5. Step 5: Solve for x
    x = 6,444,265,107,627,959,296/2,989,953,791.70
  6. Step 6: Final answer
    x = 2,155,305,919.95

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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.