Home / 150,501,904.20-225,752,856.30-120,268,816.20

Finding the Fourth Proportional to 150,501,904.20, 225,752,856.30 and 120,268,816.20

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Solution

The fourth proportional to 150,501,904.20, 225,752,856.30 and 120,268,816.20 is: 180,403,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,501,904.20 : 225,752,856.30 = 120,268,816.20 : x
  2. Step 2: Convert to fraction form
    150,501,904.20/225,752,856.30 = 120,268,816.20/x
  3. Step 3: Cross multiply
    150,501,904.20x = 225,752,856.30 × 120,268,816.20
  4. Step 4: Simplify right side
    150,501,904.20x = 27,151,028,780,969,716
  5. Step 5: Solve for x
    x = 27,151,028,780,969,716/150,501,904.20
  6. Step 6: Final answer
    x = 180,403,224.30

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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.