Home / 147,765,685.96-203,916,923.30-82,575,589.96

Finding the Fourth Proportional to 147,765,685.96, 203,916,923.30 and 82,575,589.96

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Solution

The fourth proportional to 147,765,685.96, 203,916,923.30 and 82,575,589.96 is: 113,954,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,765,685.96 : 203,916,923.30 = 82,575,589.96 : x
  2. Step 2: Convert to fraction form
    147,765,685.96/203,916,923.30 = 82,575,589.96/x
  3. Step 3: Cross multiply
    147,765,685.96x = 203,916,923.30 × 82,575,589.96
  4. Step 4: Simplify right side
    147,765,685.96x = 16,838,560,244,325,570
  5. Step 5: Solve for x
    x = 16,838,560,244,325,570/147,765,685.96
  6. Step 6: Final answer
    x = 113,954,468.76

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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.