Home / 189,441,934.62-284,162,912.94-45,834,766.62

Finding the Fourth Proportional to 189,441,934.62, 284,162,912.94 and 45,834,766.62

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Solution

The fourth proportional to 189,441,934.62, 284,162,912.94 and 45,834,766.62 is: 68,752,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,441,934.62 : 284,162,912.94 = 45,834,766.62 : x
  2. Step 2: Convert to fraction form
    189,441,934.62/284,162,912.94 = 45,834,766.62/x
  3. Step 3: Cross multiply
    189,441,934.62x = 284,162,912.94 × 45,834,766.62
  4. Step 4: Simplify right side
    189,441,934.62x = 13,024,540,796,664,278
  5. Step 5: Solve for x
    x = 13,024,540,796,664,278/189,441,934.62
  6. Step 6: Final answer
    x = 68,752,152.59

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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.