Home / 1,664,308,153.80-2,491,684,656.30-1,616,532,409.80

Finding the Fourth Proportional to 1,664,308,153.80, 2,491,684,656.30 and 1,616,532,409.80

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Solution

The fourth proportional to 1,664,308,153.80, 2,491,684,656.30 and 1,616,532,409.80 is: 2,420,158,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,308,153.80 : 2,491,684,656.30 = 1,616,532,409.80 : x
  2. Step 2: Convert to fraction form
    1,664,308,153.80/2,491,684,656.30 = 1,616,532,409.80/x
  3. Step 3: Cross multiply
    1,664,308,153.80x = 2,491,684,656.30 × 1,616,532,409.80
  4. Step 4: Simplify right side
    1,664,308,153.80x = 4,027,889,001,910,323,712
  5. Step 5: Solve for x
    x = 4,027,889,001,910,323,712/1,664,308,153.80
  6. Step 6: Final answer
    x = 2,420,158,185.68

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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.