Home / 239,404,821.42-359,241,765.03-130,237,632.75

Finding the Fourth Proportional to 239,404,821.42, 359,241,765.03 and 130,237,632.75

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Solution

The fourth proportional to 239,404,821.42, 359,241,765.03 and 130,237,632.75 is: 195,429,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,404,821.42 : 359,241,765.03 = 130,237,632.75 : x
  2. Step 2: Convert to fraction form
    239,404,821.42/359,241,765.03 = 130,237,632.75/x
  3. Step 3: Cross multiply
    239,404,821.42x = 359,241,765.03 × 130,237,632.75
  4. Step 4: Simplify right side
    239,404,821.42x = 46,786,797,062,438,928
  5. Step 5: Solve for x
    x = 46,786,797,062,438,928/239,404,821.42
  6. Step 6: Final answer
    x = 195,429,635.81

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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.