Home / 165,969,969.55-248,954,954.33-161,187,000.55

Finding the Fourth Proportional to 165,969,969.55, 248,954,954.33 and 161,187,000.55

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Solution

The fourth proportional to 165,969,969.55, 248,954,954.33 and 161,187,000.55 is: 241,780,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,969,969.55 : 248,954,954.33 = 161,187,000.55 : x
  2. Step 2: Convert to fraction form
    165,969,969.55/248,954,954.33 = 161,187,000.55/x
  3. Step 3: Cross multiply
    165,969,969.55x = 248,954,954.33 × 161,187,000.55
  4. Step 4: Simplify right side
    165,969,969.55x = 40,128,302,360,514,936
  5. Step 5: Solve for x
    x = 40,128,302,360,514,936/165,969,969.55
  6. Step 6: Final answer
    x = 241,780,500.83

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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.