Home / 57,347,150.20-85,879,007.70-38,073,556.60

Finding the Fourth Proportional to 57,347,150.20, 85,879,007.70 and 38,073,556.60

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Solution

The fourth proportional to 57,347,150.20, 85,879,007.70 and 38,073,556.60 is: 57,016,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,347,150.20 : 85,879,007.70 = 38,073,556.60 : x
  2. Step 2: Convert to fraction form
    57,347,150.20/85,879,007.70 = 38,073,556.60/x
  3. Step 3: Cross multiply
    57,347,150.20x = 85,879,007.70 × 38,073,556.60
  4. Step 4: Simplify right side
    57,347,150.20x = 3,269,719,260,417,786
  5. Step 5: Solve for x
    x = 3,269,719,260,417,786/57,347,150.20
  6. Step 6: Final answer
    x = 57,016,246.65

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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.