Home / 221,419,162.90-332,137,821.31-75,952,762.41

Finding the Fourth Proportional to 221,419,162.90, 332,137,821.31 and 75,952,762.41

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Solution

The fourth proportional to 221,419,162.90, 332,137,821.31 and 75,952,762.41 is: 113,932,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,419,162.90 : 332,137,821.31 = 75,952,762.41 : x
  2. Step 2: Convert to fraction form
    221,419,162.90/332,137,821.31 = 75,952,762.41/x
  3. Step 3: Cross multiply
    221,419,162.90x = 332,137,821.31 × 75,952,762.41
  4. Step 4: Simplify right side
    221,419,162.90x = 25,226,785,030,816,712
  5. Step 5: Solve for x
    x = 25,226,785,030,816,712/221,419,162.90
  6. Step 6: Final answer
    x = 113,932,257.26

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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.