Home / 2,742,364,964.90-3,784,464,198.38-1,670,668,255.58

Finding the Fourth Proportional to 2,742,364,964.90, 3,784,464,198.38 and 1,670,668,255.58

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Solution

The fourth proportional to 2,742,364,964.90, 3,784,464,198.38 and 1,670,668,255.58 is: 2,305,522,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,364,964.90 : 3,784,464,198.38 = 1,670,668,255.58 : x
  2. Step 2: Convert to fraction form
    2,742,364,964.90/3,784,464,198.38 = 1,670,668,255.58/x
  3. Step 3: Cross multiply
    2,742,364,964.90x = 3,784,464,198.38 × 1,670,668,255.58
  4. Step 4: Simplify right side
    2,742,364,964.90x = 6,322,584,200,585,202,688
  5. Step 5: Solve for x
    x = 6,322,584,200,585,202,688/2,742,364,964.90
  6. Step 6: Final answer
    x = 2,305,522,525.82

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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.