Home / 198,450,785.30-297,656,780.54-60,277,591.96

Finding the Fourth Proportional to 198,450,785.30, 297,656,780.54 and 60,277,591.96

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Solution

The fourth proportional to 198,450,785.30, 297,656,780.54 and 60,277,591.96 is: 90,410,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,450,785.30 : 297,656,780.54 = 60,277,591.96 : x
  2. Step 2: Convert to fraction form
    198,450,785.30/297,656,780.54 = 60,277,591.96/x
  3. Step 3: Cross multiply
    198,450,785.30x = 297,656,780.54 × 60,277,591.96
  4. Step 4: Simplify right side
    198,450,785.30x = 17,942,033,961,517,390
  5. Step 5: Solve for x
    x = 17,942,033,961,517,390/198,450,785.30
  6. Step 6: Final answer
    x = 90,410,496.16

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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.