Home / 269,060,196.72-371,303,067.78-145,300,870.20

Finding the Fourth Proportional to 269,060,196.72, 371,303,067.78 and 145,300,870.20

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Solution

The fourth proportional to 269,060,196.72, 371,303,067.78 and 145,300,870.20 is: 200,515,198.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,060,196.72 : 371,303,067.78 = 145,300,870.20 : x
  2. Step 2: Convert to fraction form
    269,060,196.72/371,303,067.78 = 145,300,870.20/x
  3. Step 3: Cross multiply
    269,060,196.72x = 371,303,067.78 × 145,300,870.20
  4. Step 4: Simplify right side
    269,060,196.72x = 53,950,658,856,363,576
  5. Step 5: Solve for x
    x = 53,950,658,856,363,576/269,060,196.72
  6. Step 6: Final answer
    x = 200,515,198.88

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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.