Home / 262,246,658,595.60-393,407,512,198.90-80,744,848,295.88

Finding the Fourth Proportional to 262,246,658,595.60, 393,407,512,198.90 and 80,744,848,295.88

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Solution

The fourth proportional to 262,246,658,595.60, 393,407,512,198.90 and 80,744,848,295.88 is: 121,128,826,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,246,658,595.60 : 393,407,512,198.90 = 80,744,848,295.88 : x
  2. Step 2: Convert to fraction form
    262,246,658,595.60/393,407,512,198.90 = 80,744,848,295.88/x
  3. Step 3: Cross multiply
    262,246,658,595.60x = 393,407,512,198.90 × 80,744,848,295.88
  4. Step 4: Simplify right side
    262,246,658,595.60x = 31,765,629,890,959,744,434,176
  5. Step 5: Solve for x
    x = 31,765,629,890,959,744,434,176/262,246,658,595.60
  6. Step 6: Final answer
    x = 121,128,826,049.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.