Home / 664,281,625.70-996,422,438.55-255,351,116.90

Finding the Fourth Proportional to 664,281,625.70, 996,422,438.55 and 255,351,116.90

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Solution

The fourth proportional to 664,281,625.70, 996,422,438.55 and 255,351,116.90 is: 383,026,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,281,625.70 : 996,422,438.55 = 255,351,116.90 : x
  2. Step 2: Convert to fraction form
    664,281,625.70/996,422,438.55 = 255,351,116.90/x
  3. Step 3: Cross multiply
    664,281,625.70x = 996,422,438.55 × 255,351,116.90
  4. Step 4: Simplify right side
    664,281,625.70x = 254,437,582,587,964,096
  5. Step 5: Solve for x
    x = 254,437,582,587,964,096/664,281,625.70
  6. Step 6: Final answer
    x = 383,026,675.35

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Similar ratio
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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.