Home / 67,261,528.40-100,892,292.60-50,999,433.80

Finding the Fourth Proportional to 67,261,528.40, 100,892,292.60 and 50,999,433.80

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Solution

The fourth proportional to 67,261,528.40, 100,892,292.60 and 50,999,433.80 is: 76,499,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,261,528.40 : 100,892,292.60 = 50,999,433.80 : x
  2. Step 2: Convert to fraction form
    67,261,528.40/100,892,292.60 = 50,999,433.80/x
  3. Step 3: Cross multiply
    67,261,528.40x = 100,892,292.60 × 50,999,433.80
  4. Step 4: Simplify right side
    67,261,528.40x = 5,145,449,797,383,929
  5. Step 5: Solve for x
    x = 5,145,449,797,383,929/67,261,528.40
  6. Step 6: Final answer
    x = 76,499,150.70

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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.