Home / 3,907,669,771.26-5,862,654,786.42-1,420,491,495.24

Finding the Fourth Proportional to 3,907,669,771.26, 5,862,654,786.42 and 1,420,491,495.24

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Solution

The fourth proportional to 3,907,669,771.26, 5,862,654,786.42 and 1,420,491,495.24 is: 2,131,155,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,669,771.26 : 5,862,654,786.42 = 1,420,491,495.24 : x
  2. Step 2: Convert to fraction form
    3,907,669,771.26/5,862,654,786.42 = 1,420,491,495.24/x
  3. Step 3: Cross multiply
    3,907,669,771.26x = 5,862,654,786.42 × 1,420,491,495.24
  4. Step 4: Simplify right side
    3,907,669,771.26x = 8,327,851,263,637,688,320
  5. Step 5: Solve for x
    x = 8,327,851,263,637,688,320/3,907,669,771.26
  6. Step 6: Final answer
    x = 2,131,155,330.70

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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.