Home / 338,275,471,778.40-466,832,424,976.56-193,787,526,536.16

Finding the Fourth Proportional to 338,275,471,778.40, 466,832,424,976.56 and 193,787,526,536.16

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Solution

The fourth proportional to 338,275,471,778.40, 466,832,424,976.56 and 193,787,526,536.16 is: 267,433,817,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,275,471,778.40 : 466,832,424,976.56 = 193,787,526,536.16 : x
  2. Step 2: Convert to fraction form
    338,275,471,778.40/466,832,424,976.56 = 193,787,526,536.16/x
  3. Step 3: Cross multiply
    338,275,471,778.40x = 466,832,424,976.56 × 193,787,526,536.16
  4. Step 4: Simplify right side
    338,275,471,778.40x = 90,466,300,943,085,045,022,720
  5. Step 5: Solve for x
    x = 90,466,300,943,085,045,022,720/338,275,471,778.40
  6. Step 6: Final answer
    x = 267,433,817,969.36

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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.