Home / 255,542,299.37-352,939,264.85-171,764,981.72

Finding the Fourth Proportional to 255,542,299.37, 352,939,264.85 and 171,764,981.72

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Solution

The fourth proportional to 255,542,299.37, 352,939,264.85 and 171,764,981.72 is: 237,231,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,542,299.37 : 352,939,264.85 = 171,764,981.72 : x
  2. Step 2: Convert to fraction form
    255,542,299.37/352,939,264.85 = 171,764,981.72/x
  3. Step 3: Cross multiply
    255,542,299.37x = 352,939,264.85 × 171,764,981.72
  4. Step 4: Simplify right side
    255,542,299.37x = 60,622,606,375,230,496
  5. Step 5: Solve for x
    x = 60,622,606,375,230,496/255,542,299.37
  6. Step 6: Final answer
    x = 237,231,200.18

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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.