Home / 408,427,698.48-563,633,821.08-222,789,539.76

Finding the Fourth Proportional to 408,427,698.48, 563,633,821.08 and 222,789,539.76

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Solution

The fourth proportional to 408,427,698.48, 563,633,821.08 and 222,789,539.76 is: 307,451,527.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,427,698.48 : 563,633,821.08 = 222,789,539.76 : x
  2. Step 2: Convert to fraction form
    408,427,698.48/563,633,821.08 = 222,789,539.76/x
  3. Step 3: Cross multiply
    408,427,698.48x = 563,633,821.08 × 222,789,539.76
  4. Step 4: Simplify right side
    408,427,698.48x = 125,571,719,591,583,392
  5. Step 5: Solve for x
    x = 125,571,719,591,583,392/408,427,698.48
  6. Step 6: Final answer
    x = 307,451,527.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.