Home / 203,996,103.72-306,084,303.60-106,928,601.84

Finding the Fourth Proportional to 203,996,103.72, 306,084,303.60 and 106,928,601.84

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Solution

The fourth proportional to 203,996,103.72, 306,084,303.60 and 106,928,601.84 is: 160,440,155.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,996,103.72 : 306,084,303.60 = 106,928,601.84 : x
  2. Step 2: Convert to fraction form
    203,996,103.72/306,084,303.60 = 106,928,601.84/x
  3. Step 3: Cross multiply
    203,996,103.72x = 306,084,303.60 × 106,928,601.84
  4. Step 4: Simplify right side
    203,996,103.72x = 32,729,166,629,118,084
  5. Step 5: Solve for x
    x = 32,729,166,629,118,084/203,996,103.72
  6. Step 6: Final answer
    x = 160,440,155.63

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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.