Home / 325,635,008.80-488,452,513.20-230,083,520.80

Finding the Fourth Proportional to 325,635,008.80, 488,452,513.20 and 230,083,520.80

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Solution

The fourth proportional to 325,635,008.80, 488,452,513.20 and 230,083,520.80 is: 345,125,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635,008.80 : 488,452,513.20 = 230,083,520.80 : x
  2. Step 2: Convert to fraction form
    325,635,008.80/488,452,513.20 = 230,083,520.80/x
  3. Step 3: Cross multiply
    325,635,008.80x = 488,452,513.20 × 230,083,520.80
  4. Step 4: Simplify right side
    325,635,008.80x = 112,384,873,980,664,480
  5. Step 5: Solve for x
    x = 112,384,873,980,664,480/325,635,008.80
  6. Step 6: Final answer
    x = 345,125,281.20

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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.