Home / 2,212,656,850.64-3,053,429,571.88-1,209,052,370.27

Finding the Fourth Proportional to 2,212,656,850.64, 3,053,429,571.88 and 1,209,052,370.27

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Solution

The fourth proportional to 2,212,656,850.64, 3,053,429,571.88 and 1,209,052,370.27 is: 1,668,472,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,656,850.64 : 3,053,429,571.88 = 1,209,052,370.27 : x
  2. Step 2: Convert to fraction form
    2,212,656,850.64/3,053,429,571.88 = 1,209,052,370.27/x
  3. Step 3: Cross multiply
    2,212,656,850.64x = 3,053,429,571.88 × 1,209,052,370.27
  4. Step 4: Simplify right side
    2,212,656,850.64x = 3,691,756,261,342,867,968
  5. Step 5: Solve for x
    x = 3,691,756,261,342,867,968/2,212,656,850.64
  6. Step 6: Final answer
    x = 1,668,472,117.70

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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.