Home / 217,161,328.83-325,739,150.13-53,400,498.99

Finding the Fourth Proportional to 217,161,328.83, 325,739,150.13 and 53,400,498.99

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Solution

The fourth proportional to 217,161,328.83, 325,739,150.13 and 53,400,498.99 is: 80,100,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,161,328.83 : 325,739,150.13 = 53,400,498.99 : x
  2. Step 2: Convert to fraction form
    217,161,328.83/325,739,150.13 = 53,400,498.99/x
  3. Step 3: Cross multiply
    217,161,328.83x = 325,739,150.13 × 53,400,498.99
  4. Step 4: Simplify right side
    217,161,328.83x = 17,394,633,157,520,524
  5. Step 5: Solve for x
    x = 17,394,633,157,520,524/217,161,328.83
  6. Step 6: Final answer
    x = 80,100,049.36

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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.