Home / 206,969,016.06-310,453,524.27-84,118,550.94

Finding the Fourth Proportional to 206,969,016.06, 310,453,524.27 and 84,118,550.94

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Solution

The fourth proportional to 206,969,016.06, 310,453,524.27 and 84,118,550.94 is: 126,177,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,969,016.06 : 310,453,524.27 = 84,118,550.94 : x
  2. Step 2: Convert to fraction form
    206,969,016.06/310,453,524.27 = 84,118,550.94/x
  3. Step 3: Cross multiply
    206,969,016.06x = 310,453,524.27 × 84,118,550.94
  4. Step 4: Simplify right side
    206,969,016.06x = 26,114,900,595,808,520
  5. Step 5: Solve for x
    x = 26,114,900,595,808,520/206,969,016.06
  6. Step 6: Final answer
    x = 126,177,826.48

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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.