Home / 197,244,013.80-295,866,020.70-82,311,040.20

Finding the Fourth Proportional to 197,244,013.80, 295,866,020.70 and 82,311,040.20

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Solution

The fourth proportional to 197,244,013.80, 295,866,020.70 and 82,311,040.20 is: 123,466,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,244,013.80 : 295,866,020.70 = 82,311,040.20 : x
  2. Step 2: Convert to fraction form
    197,244,013.80/295,866,020.70 = 82,311,040.20/x
  3. Step 3: Cross multiply
    197,244,013.80x = 295,866,020.70 × 82,311,040.20
  4. Step 4: Simplify right side
    197,244,013.80x = 24,353,039,923,651,732
  5. Step 5: Solve for x
    x = 24,353,039,923,651,732/197,244,013.80
  6. Step 6: Final answer
    x = 123,466,560.30

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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.