Home / 167,840,638.66-229,942,495.25-161,550,017.62

Finding the Fourth Proportional to 167,840,638.66, 229,942,495.25 and 161,550,017.62

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Solution

The fourth proportional to 167,840,638.66, 229,942,495.25 and 161,550,017.62 is: 221,324,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,840,638.66 : 229,942,495.25 = 161,550,017.62 : x
  2. Step 2: Convert to fraction form
    167,840,638.66/229,942,495.25 = 161,550,017.62/x
  3. Step 3: Cross multiply
    167,840,638.66x = 229,942,495.25 × 161,550,017.62
  4. Step 4: Simplify right side
    167,840,638.66x = 37,147,214,159,224,264
  5. Step 5: Solve for x
    x = 37,147,214,159,224,264/167,840,638.66
  6. Step 6: Final answer
    x = 221,324,313.68

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.