Home / 1,539,797,930.20-2,309,696,895.30-1,449,098,666.20

Finding the Fourth Proportional to 1,539,797,930.20, 2,309,696,895.30 and 1,449,098,666.20

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Solution

The fourth proportional to 1,539,797,930.20, 2,309,696,895.30 and 1,449,098,666.20 is: 2,173,647,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,797,930.20 : 2,309,696,895.30 = 1,449,098,666.20 : x
  2. Step 2: Convert to fraction form
    1,539,797,930.20/2,309,696,895.30 = 1,449,098,666.20/x
  3. Step 3: Cross multiply
    1,539,797,930.20x = 2,309,696,895.30 × 1,449,098,666.20
  4. Step 4: Simplify right side
    1,539,797,930.20x = 3,346,978,690,305,511,424
  5. Step 5: Solve for x
    x = 3,346,978,690,305,511,424/1,539,797,930.20
  6. Step 6: Final answer
    x = 2,173,647,999.30

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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.