Home / 221,414,490.90-331,993,244.46-104,828,868.12

Finding the Fourth Proportional to 221,414,490.90, 331,993,244.46 and 104,828,868.12

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Solution

The fourth proportional to 221,414,490.90, 331,993,244.46 and 104,828,868.12 is: 157,182,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,414,490.90 : 331,993,244.46 = 104,828,868.12 : x
  2. Step 2: Convert to fraction form
    221,414,490.90/331,993,244.46 = 104,828,868.12/x
  3. Step 3: Cross multiply
    221,414,490.90x = 331,993,244.46 × 104,828,868.12
  4. Step 4: Simplify right side
    221,414,490.90x = 34,802,476,039,835,156
  5. Step 5: Solve for x
    x = 34,802,476,039,835,156/221,414,490.90
  6. Step 6: Final answer
    x = 157,182,467.59

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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.