Home / 56,776,033.20-85,164,049.80-49,385,722.80

Finding the Fourth Proportional to 56,776,033.20, 85,164,049.80 and 49,385,722.80

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Solution

The fourth proportional to 56,776,033.20, 85,164,049.80 and 49,385,722.80 is: 74,078,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776,033.20 : 85,164,049.80 = 49,385,722.80 : x
  2. Step 2: Convert to fraction form
    56,776,033.20/85,164,049.80 = 49,385,722.80/x
  3. Step 3: Cross multiply
    56,776,033.20x = 85,164,049.80 × 49,385,722.80
  4. Step 4: Simplify right side
    56,776,033.20x = 4,205,888,155,948,195
  5. Step 5: Solve for x
    x = 4,205,888,155,948,195/56,776,033.20
  6. Step 6: Final answer
    x = 74,078,584.20

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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.