Home / 79,841,723.42-119,711,093.67-31,324,480.58

Finding the Fourth Proportional to 79,841,723.42, 119,711,093.67 and 31,324,480.58

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Solution

The fourth proportional to 79,841,723.42, 119,711,093.67 and 31,324,480.58 is: 46,966,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,841,723.42 : 119,711,093.67 = 31,324,480.58 : x
  2. Step 2: Convert to fraction form
    79,841,723.42/119,711,093.67 = 31,324,480.58/x
  3. Step 3: Cross multiply
    79,841,723.42x = 119,711,093.67 × 31,324,480.58
  4. Step 4: Simplify right side
    79,841,723.42x = 3,749,887,828,876,476
  5. Step 5: Solve for x
    x = 3,749,887,828,876,476/79,841,723.42
  6. Step 6: Final answer
    x = 46,966,519.11

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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.