Home / 247,267,619.52-341,212,245.72-137,250,672

Finding the Fourth Proportional to 247,267,619.52, 341,212,245.72 and 137,250,672

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Solution

The fourth proportional to 247,267,619.52, 341,212,245.72 and 137,250,672 is: 189,396,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,267,619.52 : 341,212,245.72 = 137,250,672 : x
  2. Step 2: Convert to fraction form
    247,267,619.52/341,212,245.72 = 137,250,672/x
  3. Step 3: Cross multiply
    247,267,619.52x = 341,212,245.72 × 137,250,672
  4. Step 4: Simplify right side
    247,267,619.52x = 46,831,610,019,699,128
  5. Step 5: Solve for x
    x = 46,831,610,019,699,128/247,267,619.52
  6. Step 6: Final answer
    x = 189,396,452.76

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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.