Home / 1,664,257,059.80-2,491,608,015.30-1,616,481,315.80

Finding the Fourth Proportional to 1,664,257,059.80, 2,491,608,015.30 and 1,616,481,315.80

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Solution

The fourth proportional to 1,664,257,059.80, 2,491,608,015.30 and 1,616,481,315.80 is: 2,420,081,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,257,059.80 : 2,491,608,015.30 = 1,616,481,315.80 : x
  2. Step 2: Convert to fraction form
    1,664,257,059.80/2,491,608,015.30 = 1,616,481,315.80/x
  3. Step 3: Cross multiply
    1,664,257,059.80x = 2,491,608,015.30 × 1,616,481,315.80
  4. Step 4: Simplify right side
    1,664,257,059.80x = 4,027,637,803,029,970,944
  5. Step 5: Solve for x
    x = 4,027,637,803,029,970,944/1,664,257,059.80
  6. Step 6: Final answer
    x = 2,420,081,548.89

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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.