Home / 252,205,306.62-378,294,501.60-67,969,826.70

Finding the Fourth Proportional to 252,205,306.62, 378,294,501.60 and 67,969,826.70

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Solution

The fourth proportional to 252,205,306.62, 378,294,501.60 and 67,969,826.70 is: 101,951,113.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,205,306.62 : 378,294,501.60 = 67,969,826.70 : x
  2. Step 2: Convert to fraction form
    252,205,306.62/378,294,501.60 = 67,969,826.70/x
  3. Step 3: Cross multiply
    252,205,306.62x = 378,294,501.60 × 67,969,826.70
  4. Step 4: Simplify right side
    252,205,306.62x = 25,712,611,715,314,876
  5. Step 5: Solve for x
    x = 25,712,611,715,314,876/252,205,306.62
  6. Step 6: Final answer
    x = 101,951,113.00

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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.