Home / 2,229,842,672.75-3,077,263,791.79-1,277,407,486.24

Finding the Fourth Proportional to 2,229,842,672.75, 3,077,263,791.79 and 1,277,407,486.24

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Solution

The fourth proportional to 2,229,842,672.75, 3,077,263,791.79 and 1,277,407,486.24 is: 1,762,868,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,842,672.75 : 3,077,263,791.79 = 1,277,407,486.24 : x
  2. Step 2: Convert to fraction form
    2,229,842,672.75/3,077,263,791.79 = 1,277,407,486.24/x
  3. Step 3: Cross multiply
    2,229,842,672.75x = 3,077,263,791.79 × 1,277,407,486.24
  4. Step 4: Simplify right side
    2,229,842,672.75x = 3,930,919,804,756,947,456
  5. Step 5: Solve for x
    x = 3,930,919,804,756,947,456/2,229,842,672.75
  6. Step 6: Final answer
    x = 1,762,868,678.04

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Double scale
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Similar ratio
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1.5x scale

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.