Home / 20,979,487,736,434-28,949,750,167,794-11,604,083,481,938

Finding the Fourth Proportional to 20,979,487,736,434, 28,949,750,167,794 and 11,604,083,481,938

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Solution

The fourth proportional to 20,979,487,736,434, 28,949,750,167,794 and 11,604,083,481,938 is: 16,012,560,551,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,979,487,736,434 : 28,949,750,167,794 = 11,604,083,481,938 : x
  2. Step 2: Convert to fraction form
    20,979,487,736,434/28,949,750,167,794 = 11,604,083,481,938/x
  3. Step 3: Cross multiply
    20,979,487,736,434x = 28,949,750,167,794 × 11,604,083,481,938
  4. Step 4: Simplify right side
    20,979,487,736,434x = 335,935,317,728,330,194,322,718,720
  5. Step 5: Solve for x
    x = 335,935,317,728,330,194,322,718,720/20,979,487,736,434
  6. Step 6: Final answer
    x = 16,012,560,551,939.91

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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.