Home / 54,978,175,265.40-82,467,262,898.10-21,853,723,455.90

Finding the Fourth Proportional to 54,978,175,265.40, 82,467,262,898.10 and 21,853,723,455.90

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Solution

The fourth proportional to 54,978,175,265.40, 82,467,262,898.10 and 21,853,723,455.90 is: 32,780,585,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,175,265.40 : 82,467,262,898.10 = 21,853,723,455.90 : x
  2. Step 2: Convert to fraction form
    54,978,175,265.40/82,467,262,898.10 = 21,853,723,455.90/x
  3. Step 3: Cross multiply
    54,978,175,265.40x = 82,467,262,898.10 × 21,853,723,455.90
  4. Step 4: Simplify right side
    54,978,175,265.40x = 1,802,216,757,540,080,058,368
  5. Step 5: Solve for x
    x = 1,802,216,757,540,080,058,368/54,978,175,265.40
  6. Step 6: Final answer
    x = 32,780,585,183.85

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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.