Home / 354,182,372.68-488,773,371.92-195,412,487.64

Finding the Fourth Proportional to 354,182,372.68, 488,773,371.92 and 195,412,487.64

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Solution

The fourth proportional to 354,182,372.68, 488,773,371.92 and 195,412,487.64 is: 269,670,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,182,372.68 : 488,773,371.92 = 195,412,487.64 : x
  2. Step 2: Convert to fraction form
    354,182,372.68/488,773,371.92 = 195,412,487.64/x
  3. Step 3: Cross multiply
    354,182,372.68x = 488,773,371.92 × 195,412,487.64
  4. Step 4: Simplify right side
    354,182,372.68x = 95,512,420,499,078,112
  5. Step 5: Solve for x
    x = 95,512,420,499,078,112/354,182,372.68
  6. Step 6: Final answer
    x = 269,670,169.57

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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.