Home / 133,057,796.20-199,615,724.70-75,577,604.20

Finding the Fourth Proportional to 133,057,796.20, 199,615,724.70 and 75,577,604.20

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Solution

The fourth proportional to 133,057,796.20, 199,615,724.70 and 75,577,604.20 is: 113,382,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,057,796.20 : 199,615,724.70 = 75,577,604.20 : x
  2. Step 2: Convert to fraction form
    133,057,796.20/199,615,724.70 = 75,577,604.20/x
  3. Step 3: Cross multiply
    133,057,796.20x = 199,615,724.70 × 75,577,604.20
  4. Step 4: Simplify right side
    133,057,796.20x = 15,086,478,233,472,764
  5. Step 5: Solve for x
    x = 15,086,478,233,472,764/133,057,796.20
  6. Step 6: Final answer
    x = 113,382,895.74

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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.