Home / 161,119,120.91-222,371,052.50-95,055,770.39

Finding the Fourth Proportional to 161,119,120.91, 222,371,052.50 and 95,055,770.39

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Solution

The fourth proportional to 161,119,120.91, 222,371,052.50 and 95,055,770.39 is: 131,192,695.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,119,120.91 : 222,371,052.50 = 95,055,770.39 : x
  2. Step 2: Convert to fraction form
    161,119,120.91/222,371,052.50 = 95,055,770.39/x
  3. Step 3: Cross multiply
    161,119,120.91x = 222,371,052.50 × 95,055,770.39
  4. Step 4: Simplify right side
    161,119,120.91x = 21,137,651,706,948,420
  5. Step 5: Solve for x
    x = 21,137,651,706,948,420/161,119,120.91
  6. Step 6: Final answer
    x = 131,192,695.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.