Home / 136,522,230.30-204,783,345.45-90,605,727.90

Finding the Fourth Proportional to 136,522,230.30, 204,783,345.45 and 90,605,727.90

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Solution

The fourth proportional to 136,522,230.30, 204,783,345.45 and 90,605,727.90 is: 135,908,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,522,230.30 : 204,783,345.45 = 90,605,727.90 : x
  2. Step 2: Convert to fraction form
    136,522,230.30/204,783,345.45 = 90,605,727.90/x
  3. Step 3: Cross multiply
    136,522,230.30x = 204,783,345.45 × 90,605,727.90
  4. Step 4: Simplify right side
    136,522,230.30x = 18,554,544,076,294,404
  5. Step 5: Solve for x
    x = 18,554,544,076,294,404/136,522,230.30
  6. Step 6: Final answer
    x = 135,908,591.85

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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.