Home / 494,269,184.28-682,046,394.30-293,291,428.92

Finding the Fourth Proportional to 494,269,184.28, 682,046,394.30 and 293,291,428.92

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Solution

The fourth proportional to 494,269,184.28, 682,046,394.30 and 293,291,428.92 is: 404,715,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,269,184.28 : 682,046,394.30 = 293,291,428.92 : x
  2. Step 2: Convert to fraction form
    494,269,184.28/682,046,394.30 = 293,291,428.92/x
  3. Step 3: Cross multiply
    494,269,184.28x = 682,046,394.30 × 293,291,428.92
  4. Step 4: Simplify right side
    494,269,184.28x = 200,038,361,573,980,736
  5. Step 5: Solve for x
    x = 200,038,361,573,980,736/494,269,184.28
  6. Step 6: Final answer
    x = 404,715,422.15

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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.