Home / 80,263,189.60-110,764,652.83-45,463,081.84

Finding the Fourth Proportional to 80,263,189.60, 110,764,652.83 and 45,463,081.84

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Solution

The fourth proportional to 80,263,189.60, 110,764,652.83 and 45,463,081.84 is: 62,739,874.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,263,189.60 : 110,764,652.83 = 45,463,081.84 : x
  2. Step 2: Convert to fraction form
    80,263,189.60/110,764,652.83 = 45,463,081.84/x
  3. Step 3: Cross multiply
    80,263,189.60x = 110,764,652.83 × 45,463,081.84
  4. Step 4: Simplify right side
    80,263,189.60x = 5,035,702,476,198,908
  5. Step 5: Solve for x
    x = 5,035,702,476,198,908/80,263,189.60
  6. Step 6: Final answer
    x = 62,739,874.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.