Home / 494,645,761.24-741,992,503.07-162,645,420.56

Finding the Fourth Proportional to 494,645,761.24, 741,992,503.07 and 162,645,420.56

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Solution

The fourth proportional to 494,645,761.24, 741,992,503.07 and 162,645,420.56 is: 243,975,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,645,761.24 : 741,992,503.07 = 162,645,420.56 : x
  2. Step 2: Convert to fraction form
    494,645,761.24/741,992,503.07 = 162,645,420.56/x
  3. Step 3: Cross multiply
    494,645,761.24x = 741,992,503.07 × 162,645,420.56
  4. Step 4: Simplify right side
    494,645,761.24x = 120,681,682,710,883,888
  5. Step 5: Solve for x
    x = 120,681,682,710,883,888/494,645,761.24
  6. Step 6: Final answer
    x = 243,975,976.68

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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.