Home / 79,323,167.11-118,990,216.64-33,218,615.56

Finding the Fourth Proportional to 79,323,167.11, 118,990,216.64 and 33,218,615.56

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Solution

The fourth proportional to 79,323,167.11, 118,990,216.64 and 33,218,615.56 is: 49,830,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,323,167.11 : 118,990,216.64 = 33,218,615.56 : x
  2. Step 2: Convert to fraction form
    79,323,167.11/118,990,216.64 = 33,218,615.56/x
  3. Step 3: Cross multiply
    79,323,167.11x = 118,990,216.64 × 33,218,615.56
  4. Step 4: Simplify right side
    79,323,167.11x = 3,952,690,261,965,275
  5. Step 5: Solve for x
    x = 3,952,690,261,965,275/79,323,167.11
  6. Step 6: Final answer
    x = 49,830,212.36

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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.