Home / 143,338,128.91-197,353,571.92-130,246,301.30

Finding the Fourth Proportional to 143,338,128.91, 197,353,571.92 and 130,246,301.30

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Solution

The fourth proportional to 143,338,128.91, 197,353,571.92 and 130,246,301.30 is: 179,328,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,338,128.91 : 197,353,571.92 = 130,246,301.30 : x
  2. Step 2: Convert to fraction form
    143,338,128.91/197,353,571.92 = 130,246,301.30/x
  3. Step 3: Cross multiply
    143,338,128.91x = 197,353,571.92 × 130,246,301.30
  4. Step 4: Simplify right side
    143,338,128.91x = 25,704,572,790,923,536
  5. Step 5: Solve for x
    x = 25,704,572,790,923,536/143,338,128.91
  6. Step 6: Final answer
    x = 179,328,228.90

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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.