Home / 494,169,901.97-682,014,942.72-285,325,694.01

Finding the Fourth Proportional to 494,169,901.97, 682,014,942.72 and 285,325,694.01

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Solution

The fourth proportional to 494,169,901.97, 682,014,942.72 and 285,325,694.01 is: 393,784,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,169,901.97 : 682,014,942.72 = 285,325,694.01 : x
  2. Step 2: Convert to fraction form
    494,169,901.97/682,014,942.72 = 285,325,694.01/x
  3. Step 3: Cross multiply
    494,169,901.97x = 682,014,942.72 × 285,325,694.01
  4. Step 4: Simplify right side
    494,169,901.97x = 194,596,386,856,774,400
  5. Step 5: Solve for x
    x = 194,596,386,856,774,400/494,169,901.97
  6. Step 6: Final answer
    x = 393,784,376.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.