Home / 221,858,436.45-332,149,925.48-135,764,994.45

Finding the Fourth Proportional to 221,858,436.45, 332,149,925.48 and 135,764,994.45

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Solution

The fourth proportional to 221,858,436.45, 332,149,925.48 and 135,764,994.45 is: 203,257,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,858,436.45 : 332,149,925.48 = 135,764,994.45 : x
  2. Step 2: Convert to fraction form
    221,858,436.45/332,149,925.48 = 135,764,994.45/x
  3. Step 3: Cross multiply
    221,858,436.45x = 332,149,925.48 × 135,764,994.45
  4. Step 4: Simplify right side
    221,858,436.45x = 45,094,332,788,681,288
  5. Step 5: Solve for x
    x = 45,094,332,788,681,288/221,858,436.45
  6. Step 6: Final answer
    x = 203,257,236.96

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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.