Home / 126,327,219.30-174,235,570.83-108,715,412.79

Finding the Fourth Proportional to 126,327,219.30, 174,235,570.83 and 108,715,412.79

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Solution

The fourth proportional to 126,327,219.30, 174,235,570.83 and 108,715,412.79 is: 149,944,660.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327,219.30 : 174,235,570.83 = 108,715,412.79 : x
  2. Step 2: Convert to fraction form
    126,327,219.30/174,235,570.83 = 108,715,412.79/x
  3. Step 3: Cross multiply
    126,327,219.30x = 174,235,570.83 × 108,715,412.79
  4. Step 4: Simplify right side
    126,327,219.30x = 18,942,092,005,484,736
  5. Step 5: Solve for x
    x = 18,942,092,005,484,736/126,327,219.30
  6. Step 6: Final answer
    x = 149,944,660.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.