Home / 126,520,958.81-189,789,765.48-33,150,216.62

Finding the Fourth Proportional to 126,520,958.81, 189,789,765.48 and 33,150,216.62

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Solution

The fourth proportional to 126,520,958.81, 189,789,765.48 and 33,150,216.62 is: 49,727,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,520,958.81 : 189,789,765.48 = 33,150,216.62 : x
  2. Step 2: Convert to fraction form
    126,520,958.81/189,789,765.48 = 33,150,216.62/x
  3. Step 3: Cross multiply
    126,520,958.81x = 189,789,765.48 × 33,150,216.62
  4. Step 4: Simplify right side
    126,520,958.81x = 6,291,571,838,152,165
  5. Step 5: Solve for x
    x = 6,291,571,838,152,165/126,520,958.81
  6. Step 6: Final answer
    x = 49,727,506.79

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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.