Home / 325,635,395.20-488,453,092.80-323,367,913.60

Finding the Fourth Proportional to 325,635,395.20, 488,453,092.80 and 323,367,913.60

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Solution

The fourth proportional to 325,635,395.20, 488,453,092.80 and 323,367,913.60 is: 485,051,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635,395.20 : 488,453,092.80 = 323,367,913.60 : x
  2. Step 2: Convert to fraction form
    325,635,395.20/488,453,092.80 = 323,367,913.60/x
  3. Step 3: Cross multiply
    325,635,395.20x = 488,453,092.80 × 323,367,913.60
  4. Step 4: Simplify right side
    325,635,395.20x = 157,950,057,510,203,200
  5. Step 5: Solve for x
    x = 157,950,057,510,203,200/325,635,395.20
  6. Step 6: Final answer
    x = 485,051,870.40

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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.