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Finding the Fourth Proportional to 119,589,622.80, 167,538,846 and 119,589,622.80

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Solution

The fourth proportional to 119,589,622.80, 167,538,846 and 119,589,622.80 is: 167,538,846

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,589,622.80 : 167,538,846 = 119,589,622.80 : x
  2. Step 2: Convert to fraction form
    119,589,622.80/167,538,846 = 119,589,622.80/x
  3. Step 3: Cross multiply
    119,589,622.80x = 167,538,846 × 119,589,622.80
  4. Step 4: Simplify right side
    119,589,622.80x = 20,035,907,397,487,288
  5. Step 5: Solve for x
    x = 20,035,907,397,487,288/119,589,622.80
  6. Step 6: Final answer
    x = 167,538,846

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.