Home / 248,103,129.60-372,154,694.40-236,198,851.20

Finding the Fourth Proportional to 248,103,129.60, 372,154,694.40 and 236,198,851.20

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Solution

The fourth proportional to 248,103,129.60, 372,154,694.40 and 236,198,851.20 is: 354,298,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,103,129.60 : 372,154,694.40 = 236,198,851.20 : x
  2. Step 2: Convert to fraction form
    248,103,129.60/372,154,694.40 = 236,198,851.20/x
  3. Step 3: Cross multiply
    248,103,129.60x = 372,154,694.40 × 236,198,851.20
  4. Step 4: Simplify right side
    248,103,129.60x = 87,902,511,285,967,056
  5. Step 5: Solve for x
    x = 87,902,511,285,967,056/248,103,129.60
  6. Step 6: Final answer
    x = 354,298,276.80

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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.