Home / 54,978,175,087.09-82,467,262,630.64-21,853,723,277.59

Finding the Fourth Proportional to 54,978,175,087.09, 82,467,262,630.64 and 21,853,723,277.59

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Solution

The fourth proportional to 54,978,175,087.09, 82,467,262,630.64 and 21,853,723,277.59 is: 32,780,584,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,175,087.09 : 82,467,262,630.64 = 21,853,723,277.59 : x
  2. Step 2: Convert to fraction form
    54,978,175,087.09/82,467,262,630.64 = 21,853,723,277.59/x
  3. Step 3: Cross multiply
    54,978,175,087.09x = 82,467,262,630.64 × 21,853,723,277.59
  4. Step 4: Simplify right side
    54,978,175,087.09x = 1,802,216,736,990,246,207,488
  5. Step 5: Solve for x
    x = 1,802,216,736,990,246,207,488/54,978,175,087.09
  6. Step 6: Final answer
    x = 32,780,584,916.39

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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.