Home / 221,434,202.80-332,151,304.20-75,819,368.80

Finding the Fourth Proportional to 221,434,202.80, 332,151,304.20 and 75,819,368.80

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Solution

The fourth proportional to 221,434,202.80, 332,151,304.20 and 75,819,368.80 is: 113,729,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,202.80 : 332,151,304.20 = 75,819,368.80 : x
  2. Step 2: Convert to fraction form
    221,434,202.80/332,151,304.20 = 75,819,368.80/x
  3. Step 3: Cross multiply
    221,434,202.80x = 332,151,304.20 × 75,819,368.80
  4. Step 4: Simplify right side
    221,434,202.80x = 25,183,502,230,540,788
  5. Step 5: Solve for x
    x = 25,183,502,230,540,788/221,434,202.80
  6. Step 6: Final answer
    x = 113,729,053.20

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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.