Home / 69,794,849.20-104,692,273.80-39,183,847.60

Finding the Fourth Proportional to 69,794,849.20, 104,692,273.80 and 39,183,847.60

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Solution

The fourth proportional to 69,794,849.20, 104,692,273.80 and 39,183,847.60 is: 58,775,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794,849.20 : 104,692,273.80 = 39,183,847.60 : x
  2. Step 2: Convert to fraction form
    69,794,849.20/104,692,273.80 = 39,183,847.60/x
  3. Step 3: Cross multiply
    69,794,849.20x = 104,692,273.80 × 39,183,847.60
  4. Step 4: Simplify right side
    69,794,849.20x = 4,102,246,101,476,673
  5. Step 5: Solve for x
    x = 4,102,246,101,476,673/69,794,849.20
  6. Step 6: Final answer
    x = 58,775,771.40

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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.