Home / 165,969,967.80-248,954,951.70-161,186,998.80

Finding the Fourth Proportional to 165,969,967.80, 248,954,951.70 and 161,186,998.80

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Solution

The fourth proportional to 165,969,967.80, 248,954,951.70 and 161,186,998.80 is: 241,780,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,969,967.80 : 248,954,951.70 = 161,186,998.80 : x
  2. Step 2: Convert to fraction form
    165,969,967.80/248,954,951.70 = 161,186,998.80/x
  3. Step 3: Cross multiply
    165,969,967.80x = 248,954,951.70 × 161,186,998.80
  4. Step 4: Simplify right side
    165,969,967.80x = 40,128,301,500,921,960
  5. Step 5: Solve for x
    x = 40,128,301,500,921,960/165,969,967.80
  6. Step 6: Final answer
    x = 241,780,498.20

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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.