Home / 80,265,591.68-110,764,632.40-47,227,980.54

Finding the Fourth Proportional to 80,265,591.68, 110,764,632.40 and 47,227,980.54

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Solution

The fourth proportional to 80,265,591.68, 110,764,632.40 and 47,227,980.54 is: 65,173,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265,591.68 : 110,764,632.40 = 47,227,980.54 : x
  2. Step 2: Convert to fraction form
    80,265,591.68/110,764,632.40 = 47,227,980.54/x
  3. Step 3: Cross multiply
    80,265,591.68x = 110,764,632.40 × 47,227,980.54
  4. Step 4: Simplify right side
    80,265,591.68x = 5,231,189,903,181,700
  5. Step 5: Solve for x
    x = 5,231,189,903,181,700/80,265,591.68
  6. Step 6: Final answer
    x = 65,173,504.53

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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.