Home / 80,265,632.30-110,764,688.54-47,228,021.30

Finding the Fourth Proportional to 80,265,632.30, 110,764,688.54 and 47,228,021.30

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Solution

The fourth proportional to 80,265,632.30, 110,764,688.54 and 47,228,021.30 is: 65,173,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265,632.30 : 110,764,688.54 = 47,228,021.30 : x
  2. Step 2: Convert to fraction form
    80,265,632.30/110,764,688.54 = 47,228,021.30/x
  3. Step 3: Cross multiply
    80,265,632.30x = 110,764,688.54 × 47,228,021.30
  4. Step 4: Simplify right side
    80,265,632.30x = 5,231,197,069,654,986
  5. Step 5: Solve for x
    x = 5,231,197,069,654,986/80,265,632.30
  6. Step 6: Final answer
    x = 65,173,560.83

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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.