Home / 79,893,810.52-110,329,604.20-75,541,246.46

Finding the Fourth Proportional to 79,893,810.52, 110,329,604.20 and 75,541,246.46

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Solution

The fourth proportional to 79,893,810.52, 110,329,604.20 and 75,541,246.46 is: 104,318,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,893,810.52 : 110,329,604.20 = 75,541,246.46 : x
  2. Step 2: Convert to fraction form
    79,893,810.52/110,329,604.20 = 75,541,246.46/x
  3. Step 3: Cross multiply
    79,893,810.52x = 110,329,604.20 × 75,541,246.46
  4. Step 4: Simplify right side
    79,893,810.52x = 8,334,435,822,706,451
  5. Step 5: Solve for x
    x = 8,334,435,822,706,451/79,893,810.52
  6. Step 6: Final answer
    x = 104,318,917.43

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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.