Home / 245,002,611.97-338,099,328.90-133,494,375.80

Finding the Fourth Proportional to 245,002,611.97, 338,099,328.90 and 133,494,375.80

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Solution

The fourth proportional to 245,002,611.97, 338,099,328.90 and 133,494,375.80 is: 184,219,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,002,611.97 : 338,099,328.90 = 133,494,375.80 : x
  2. Step 2: Convert to fraction form
    245,002,611.97/338,099,328.90 = 133,494,375.80/x
  3. Step 3: Cross multiply
    245,002,611.97x = 338,099,328.90 × 133,494,375.80
  4. Step 4: Simplify right side
    245,002,611.97x = 45,134,358,870,749,640
  5. Step 5: Solve for x
    x = 45,134,358,870,749,640/245,002,611.97
  6. Step 6: Final answer
    x = 184,219,908.96

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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.