Home / 494,169,902.97-682,014,944.10-285,325,695.01

Finding the Fourth Proportional to 494,169,902.97, 682,014,944.10 and 285,325,695.01

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Solution

The fourth proportional to 494,169,902.97, 682,014,944.10 and 285,325,695.01 is: 393,784,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,169,902.97 : 682,014,944.10 = 285,325,695.01 : x
  2. Step 2: Convert to fraction form
    494,169,902.97/682,014,944.10 = 285,325,695.01/x
  3. Step 3: Cross multiply
    494,169,902.97x = 682,014,944.10 × 285,325,695.01
  4. Step 4: Simplify right side
    494,169,902.97x = 194,596,387,932,538,784
  5. Step 5: Solve for x
    x = 194,596,387,932,538,784/494,169,902.97
  6. Step 6: Final answer
    x = 393,784,378.13

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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.