Home / 1,664,308,164.80-2,491,684,672.80-1,616,532,420.80

Finding the Fourth Proportional to 1,664,308,164.80, 2,491,684,672.80 and 1,616,532,420.80

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Solution

The fourth proportional to 1,664,308,164.80, 2,491,684,672.80 and 1,616,532,420.80 is: 2,420,158,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,308,164.80 : 2,491,684,672.80 = 1,616,532,420.80 : x
  2. Step 2: Convert to fraction form
    1,664,308,164.80/2,491,684,672.80 = 1,616,532,420.80/x
  3. Step 3: Cross multiply
    1,664,308,164.80x = 2,491,684,672.80 × 1,616,532,420.80
  4. Step 4: Simplify right side
    1,664,308,164.80x = 4,027,889,055,991,640,064
  5. Step 5: Solve for x
    x = 4,027,889,055,991,640,064/1,664,308,164.80
  6. Step 6: Final answer
    x = 2,420,158,202.18

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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.