Home / 221,535,687.80-332,303,531.70-75,949,722.20

Finding the Fourth Proportional to 221,535,687.80, 332,303,531.70 and 75,949,722.20

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Solution

The fourth proportional to 221,535,687.80, 332,303,531.70 and 75,949,722.20 is: 113,924,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,535,687.80 : 332,303,531.70 = 75,949,722.20 : x
  2. Step 2: Convert to fraction form
    221,535,687.80/332,303,531.70 = 75,949,722.20/x
  3. Step 3: Cross multiply
    221,535,687.80x = 332,303,531.70 × 75,949,722.20
  4. Step 4: Simplify right side
    221,535,687.80x = 25,238,360,918,693,892
  5. Step 5: Solve for x
    x = 25,238,360,918,693,892/221,535,687.80
  6. Step 6: Final answer
    x = 113,924,583.30

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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.