Home / 481,157,814.74-664,297,676.51-330,709,524.84

Finding the Fourth Proportional to 481,157,814.74, 664,297,676.51 and 330,709,524.84

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Solution

The fourth proportional to 481,157,814.74, 664,297,676.51 and 330,709,524.84 is: 456,585,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,157,814.74 : 664,297,676.51 = 330,709,524.84 : x
  2. Step 2: Convert to fraction form
    481,157,814.74/664,297,676.51 = 330,709,524.84/x
  3. Step 3: Cross multiply
    481,157,814.74x = 664,297,676.51 × 330,709,524.84
  4. Step 4: Simplify right side
    481,157,814.74x = 219,689,568,949,284,576
  5. Step 5: Solve for x
    x = 219,689,568,949,284,576/481,157,814.74
  6. Step 6: Final answer
    x = 456,585,266.25

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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.