Home / 1,856,797,384,552.90-2,786,468,315,207.30-648,047,795,125.20

Finding the Fourth Proportional to 1,856,797,384,552.90, 2,786,468,315,207.30 and 648,047,795,125.20

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Solution

The fourth proportional to 1,856,797,384,552.90, 2,786,468,315,207.30 and 648,047,795,125.20 is: 972,515,721,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,797,384,552.90 : 2,786,468,315,207.30 = 648,047,795,125.20 : x
  2. Step 2: Convert to fraction form
    1,856,797,384,552.90/2,786,468,315,207.30 = 648,047,795,125.20/x
  3. Step 3: Cross multiply
    1,856,797,384,552.90x = 2,786,468,315,207.30 × 648,047,795,125.20
  4. Step 4: Simplify right side
    1,856,797,384,552.90x = 1,805,764,647,856,321,213,759,488
  5. Step 5: Solve for x
    x = 1,805,764,647,856,321,213,759,488/1,856,797,384,552.90
  6. Step 6: Final answer
    x = 972,515,721,359.19

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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.