Home / 325,634,061.20-488,451,091.80-323,366,579.60

Finding the Fourth Proportional to 325,634,061.20, 488,451,091.80 and 323,366,579.60

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Solution

The fourth proportional to 325,634,061.20, 488,451,091.80 and 323,366,579.60 is: 485,049,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,634,061.20 : 488,451,091.80 = 323,366,579.60 : x
  2. Step 2: Convert to fraction form
    325,634,061.20/488,451,091.80 = 323,366,579.60/x
  3. Step 3: Cross multiply
    325,634,061.20x = 488,451,091.80 × 323,366,579.60
  4. Step 4: Simplify right side
    325,634,061.20x = 157,948,758,857,251,616
  5. Step 5: Solve for x
    x = 157,948,758,857,251,616/325,634,061.20
  6. Step 6: Final answer
    x = 485,049,869.40

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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.