Home / 107,284,513.20-160,926,769.80-55,469,015.70

Finding the Fourth Proportional to 107,284,513.20, 160,926,769.80 and 55,469,015.70

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Solution

The fourth proportional to 107,284,513.20, 160,926,769.80 and 55,469,015.70 is: 83,203,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,284,513.20 : 160,926,769.80 = 55,469,015.70 : x
  2. Step 2: Convert to fraction form
    107,284,513.20/160,926,769.80 = 55,469,015.70/x
  3. Step 3: Cross multiply
    107,284,513.20x = 160,926,769.80 × 55,469,015.70
  4. Step 4: Simplify right side
    107,284,513.20x = 8,926,449,520,586,487
  5. Step 5: Solve for x
    x = 8,926,449,520,586,487/107,284,513.20
  6. Step 6: Final answer
    x = 83,203,523.55

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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.