Home / 131,738,914.35-181,800,769.21-73,002,560.58

Finding the Fourth Proportional to 131,738,914.35, 181,800,769.21 and 73,002,560.58

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Solution

The fourth proportional to 131,738,914.35, 181,800,769.21 and 73,002,560.58 is: 100,744,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,738,914.35 : 181,800,769.21 = 73,002,560.58 : x
  2. Step 2: Convert to fraction form
    131,738,914.35/181,800,769.21 = 73,002,560.58/x
  3. Step 3: Cross multiply
    131,738,914.35x = 181,800,769.21 × 73,002,560.58
  4. Step 4: Simplify right side
    131,738,914.35x = 13,271,921,667,561,118
  5. Step 5: Solve for x
    x = 13,271,921,667,561,118/131,738,914.35
  6. Step 6: Final answer
    x = 100,744,125.10

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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.