Home / 259,073,879.22-388,718,231.31-113,432,267.70

Finding the Fourth Proportional to 259,073,879.22, 388,718,231.31 and 113,432,267.70

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Solution

The fourth proportional to 259,073,879.22, 388,718,231.31 and 113,432,267.70 is: 170,195,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,073,879.22 : 388,718,231.31 = 113,432,267.70 : x
  2. Step 2: Convert to fraction form
    259,073,879.22/388,718,231.31 = 113,432,267.70/x
  3. Step 3: Cross multiply
    259,073,879.22x = 388,718,231.31 × 113,432,267.70
  4. Step 4: Simplify right side
    259,073,879.22x = 44,093,190,473,826,440
  5. Step 5: Solve for x
    x = 44,093,190,473,826,440/259,073,879.22
  6. Step 6: Final answer
    x = 170,195,430.77

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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.