Home / 69,986,683.40-104,796,317.10-49,405,263.80

Finding the Fourth Proportional to 69,986,683.40, 104,796,317.10 and 49,405,263.80

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Solution

The fourth proportional to 69,986,683.40, 104,796,317.10 and 49,405,263.80 is: 73,978,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,986,683.40 : 104,796,317.10 = 49,405,263.80 : x
  2. Step 2: Convert to fraction form
    69,986,683.40/104,796,317.10 = 49,405,263.80/x
  3. Step 3: Cross multiply
    69,986,683.40x = 104,796,317.10 × 49,405,263.80
  4. Step 4: Simplify right side
    69,986,683.40x = 5,177,489,691,593,950
  5. Step 5: Solve for x
    x = 5,177,489,691,593,950/69,986,683.40
  6. Step 6: Final answer
    x = 73,978,211.85

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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.