Home / 69,818,800.80-104,656,342.46-30,975,545.73

Finding the Fourth Proportional to 69,818,800.80, 104,656,342.46 and 30,975,545.73

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Solution

The fourth proportional to 69,818,800.80, 104,656,342.46 and 30,975,545.73 is: 46,431,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818,800.80 : 104,656,342.46 = 30,975,545.73 : x
  2. Step 2: Convert to fraction form
    69,818,800.80/104,656,342.46 = 30,975,545.73/x
  3. Step 3: Cross multiply
    69,818,800.80x = 104,656,342.46 × 30,975,545.73
  4. Step 4: Simplify right side
    69,818,800.80x = 3,241,787,321,649,393
  5. Step 5: Solve for x
    x = 3,241,787,321,649,393/69,818,800.80
  6. Step 6: Final answer
    x = 46,431,438.02

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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.