Home / 221,858,764.20-332,150,417.10-135,765,322.20

Finding the Fourth Proportional to 221,858,764.20, 332,150,417.10 and 135,765,322.20

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Solution

The fourth proportional to 221,858,764.20, 332,150,417.10 and 135,765,322.20 is: 203,257,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,858,764.20 : 332,150,417.10 = 135,765,322.20 : x
  2. Step 2: Convert to fraction form
    221,858,764.20/332,150,417.10 = 135,765,322.20/x
  3. Step 3: Cross multiply
    221,858,764.20x = 332,150,417.10 × 135,765,322.20
  4. Step 4: Simplify right side
    221,858,764.20x = 45,094,508,396,445,888
  5. Step 5: Solve for x
    x = 45,094,508,396,445,888/221,858,764.20
  6. Step 6: Final answer
    x = 203,257,728.22

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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.