Home / 165,932,999.20-248,899,498.80-114,872,672.80

Finding the Fourth Proportional to 165,932,999.20, 248,899,498.80 and 114,872,672.80

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Solution

The fourth proportional to 165,932,999.20, 248,899,498.80 and 114,872,672.80 is: 172,309,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,932,999.20 : 248,899,498.80 = 114,872,672.80 : x
  2. Step 2: Convert to fraction form
    165,932,999.20/248,899,498.80 = 114,872,672.80/x
  3. Step 3: Cross multiply
    165,932,999.20x = 248,899,498.80 × 114,872,672.80
  4. Step 4: Simplify right side
    165,932,999.20x = 28,591,750,685,736,392
  5. Step 5: Solve for x
    x = 28,591,750,685,736,392/165,932,999.20
  6. Step 6: Final answer
    x = 172,309,009.20

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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.