Home / 342,689,876,272.26-472,905,667,191.33-188,362,256,604.92

Finding the Fourth Proportional to 342,689,876,272.26, 472,905,667,191.33 and 188,362,256,604.92

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Solution

The fourth proportional to 342,689,876,272.26, 472,905,667,191.33 and 188,362,256,604.92 is: 259,936,417,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,689,876,272.26 : 472,905,667,191.33 = 188,362,256,604.92 : x
  2. Step 2: Convert to fraction form
    342,689,876,272.26/472,905,667,191.33 = 188,362,256,604.92/x
  3. Step 3: Cross multiply
    342,689,876,272.26x = 472,905,667,191.33 × 188,362,256,604.92
  4. Step 4: Simplify right side
    342,689,876,272.26x = 89,077,578,633,414,212,321,280
  5. Step 5: Solve for x
    x = 89,077,578,633,414,212,321,280/342,689,876,272.26
  6. Step 6: Final answer
    x = 259,936,417,154.75

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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.