Home / 131,344,876.80-197,017,315.20-35,606,764.80

Finding the Fourth Proportional to 131,344,876.80, 197,017,315.20 and 35,606,764.80

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Solution

The fourth proportional to 131,344,876.80, 197,017,315.20 and 35,606,764.80 is: 53,410,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,344,876.80 : 197,017,315.20 = 35,606,764.80 : x
  2. Step 2: Convert to fraction form
    131,344,876.80/197,017,315.20 = 35,606,764.80/x
  3. Step 3: Cross multiply
    131,344,876.80x = 197,017,315.20 × 35,606,764.80
  4. Step 4: Simplify right side
    131,344,876.80x = 7,015,149,203,853,864
  5. Step 5: Solve for x
    x = 7,015,149,203,853,864/131,344,876.80
  6. Step 6: Final answer
    x = 53,410,147.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.