Home / 327,067,113.74-490,542,419.69-130,314,037.37

Finding the Fourth Proportional to 327,067,113.74, 490,542,419.69 and 130,314,037.37

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Solution

The fourth proportional to 327,067,113.74, 490,542,419.69 and 130,314,037.37 is: 195,447,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,067,113.74 : 490,542,419.69 = 130,314,037.37 : x
  2. Step 2: Convert to fraction form
    327,067,113.74/490,542,419.69 = 130,314,037.37/x
  3. Step 3: Cross multiply
    327,067,113.74x = 490,542,419.69 × 130,314,037.37
  4. Step 4: Simplify right side
    327,067,113.74x = 63,924,563,211,052,888
  5. Step 5: Solve for x
    x = 63,924,563,211,052,888/327,067,113.74
  6. Step 6: Final answer
    x = 195,447,847.02

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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.