Home / 1,055,896,763,576.20-1,581,724,488,589-481,422,644,274.12

Finding the Fourth Proportional to 1,055,896,763,576.20, 1,581,724,488,589 and 481,422,644,274.12

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Solution

The fourth proportional to 1,055,896,763,576.20, 1,581,724,488,589 and 481,422,644,274.12 is: 721,167,080,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,896,763,576.20 : 1,581,724,488,589 = 481,422,644,274.12 : x
  2. Step 2: Convert to fraction form
    1,055,896,763,576.20/1,581,724,488,589 = 481,422,644,274.12/x
  3. Step 3: Cross multiply
    1,055,896,763,576.20x = 1,581,724,488,589 × 481,422,644,274.12
  4. Step 4: Simplify right side
    1,055,896,763,576.20x = 761,477,985,809,646,454,046,720
  5. Step 5: Solve for x
    x = 761,477,985,809,646,454,046,720/1,055,896,763,576.20
  6. Step 6: Final answer
    x = 721,167,080,037.83

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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.