Home / 221,653,036.20-332,511,047.10-68,283,100.20

Finding the Fourth Proportional to 221,653,036.20, 332,511,047.10 and 68,283,100.20

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Solution

The fourth proportional to 221,653,036.20, 332,511,047.10 and 68,283,100.20 is: 102,434,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,653,036.20 : 332,511,047.10 = 68,283,100.20 : x
  2. Step 2: Convert to fraction form
    221,653,036.20/332,511,047.10 = 68,283,100.20/x
  3. Step 3: Cross multiply
    221,653,036.20x = 332,511,047.10 × 68,283,100.20
  4. Step 4: Simplify right side
    221,653,036.20x = 22,704,885,146,736,224
  5. Step 5: Solve for x
    x = 22,704,885,146,736,224/221,653,036.20
  6. Step 6: Final answer
    x = 102,434,352.07

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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.