Home / 414,054,003.30-620,553,500.55-220,058,355.30

Finding the Fourth Proportional to 414,054,003.30, 620,553,500.55 and 220,058,355.30

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Solution

The fourth proportional to 414,054,003.30, 620,553,500.55 and 220,058,355.30 is: 329,807,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,054,003.30 : 620,553,500.55 = 220,058,355.30 : x
  2. Step 2: Convert to fraction form
    414,054,003.30/620,553,500.55 = 220,058,355.30/x
  3. Step 3: Cross multiply
    414,054,003.30x = 620,553,500.55 × 220,058,355.30
  4. Step 4: Simplify right side
    414,054,003.30x = 136,557,982,706,690,640
  5. Step 5: Solve for x
    x = 136,557,982,706,690,640/414,054,003.30
  6. Step 6: Final answer
    x = 329,807,178.82

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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.