Home / 192,940,690.91-289,410,463.73-54,766,414.95

Finding the Fourth Proportional to 192,940,690.91, 289,410,463.73 and 54,766,414.95

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Solution

The fourth proportional to 192,940,690.91, 289,410,463.73 and 54,766,414.95 is: 82,149,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,940,690.91 : 289,410,463.73 = 54,766,414.95 : x
  2. Step 2: Convert to fraction form
    192,940,690.91/289,410,463.73 = 54,766,414.95/x
  3. Step 3: Cross multiply
    192,940,690.91x = 289,410,463.73 × 54,766,414.95
  4. Step 4: Simplify right side
    192,940,690.91x = 15,849,973,547,235,274
  5. Step 5: Solve for x
    x = 15,849,973,547,235,274/192,940,690.91
  6. Step 6: Final answer
    x = 82,149,459.88

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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.