Home / 221,653,048.20-332,511,065.10-68,283,112.20

Finding the Fourth Proportional to 221,653,048.20, 332,511,065.10 and 68,283,112.20

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Solution

The fourth proportional to 221,653,048.20, 332,511,065.10 and 68,283,112.20 is: 102,434,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,653,048.20 : 332,511,065.10 = 68,283,112.20 : x
  2. Step 2: Convert to fraction form
    221,653,048.20/332,511,065.10 = 68,283,112.20/x
  3. Step 3: Cross multiply
    221,653,048.20x = 332,511,065.10 × 68,283,112.20
  4. Step 4: Simplify right side
    221,653,048.20x = 22,704,890,365,964,808
  5. Step 5: Solve for x
    x = 22,704,890,365,964,808/221,653,048.20
  6. Step 6: Final answer
    x = 102,434,370.07

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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.