Home / 2,175,491,512.20-3,002,084,409.78-1,235,691,228.36

Finding the Fourth Proportional to 2,175,491,512.20, 3,002,084,409.78 and 1,235,691,228.36

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Solution

The fourth proportional to 2,175,491,512.20, 3,002,084,409.78 and 1,235,691,228.36 is: 1,705,200,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,491,512.20 : 3,002,084,409.78 = 1,235,691,228.36 : x
  2. Step 2: Convert to fraction form
    2,175,491,512.20/3,002,084,409.78 = 1,235,691,228.36/x
  3. Step 3: Cross multiply
    2,175,491,512.20x = 3,002,084,409.78 × 1,235,691,228.36
  4. Step 4: Simplify right side
    2,175,491,512.20x = 3,709,649,371,961,453,568
  5. Step 5: Solve for x
    x = 3,709,649,371,961,453,568/2,175,491,512.20
  6. Step 6: Final answer
    x = 1,705,200,572.45

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1.5x scale

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.