Home / 83,801,882.84-115,581,083.02-54,442,674.88

Finding the Fourth Proportional to 83,801,882.84, 115,581,083.02 and 54,442,674.88

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Solution

The fourth proportional to 83,801,882.84, 115,581,083.02 and 54,442,674.88 is: 75,088,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,801,882.84 : 115,581,083.02 = 54,442,674.88 : x
  2. Step 2: Convert to fraction form
    83,801,882.84/115,581,083.02 = 54,442,674.88/x
  3. Step 3: Cross multiply
    83,801,882.84x = 115,581,083.02 × 54,442,674.88
  4. Step 4: Simplify right side
    83,801,882.84x = 6,292,543,324,711,089
  5. Step 5: Solve for x
    x = 6,292,543,324,711,089/83,801,882.84
  6. Step 6: Final answer
    x = 75,088,328.71

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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.