Home / 323,511,177.60-485,266,766.40-179,904,009.60

Finding the Fourth Proportional to 323,511,177.60, 485,266,766.40 and 179,904,009.60

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Solution

The fourth proportional to 323,511,177.60, 485,266,766.40 and 179,904,009.60 is: 269,856,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,511,177.60 : 485,266,766.40 = 179,904,009.60 : x
  2. Step 2: Convert to fraction form
    323,511,177.60/485,266,766.40 = 179,904,009.60/x
  3. Step 3: Cross multiply
    323,511,177.60x = 485,266,766.40 × 179,904,009.60
  4. Step 4: Simplify right side
    323,511,177.60x = 87,301,437,000,986,544
  5. Step 5: Solve for x
    x = 87,301,437,000,986,544/323,511,177.60
  6. Step 6: Final answer
    x = 269,856,014.40

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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.