Home / 12,282,696,027.60-18,387,764,335.80-8,146,809,589.20

Finding the Fourth Proportional to 12,282,696,027.60, 18,387,764,335.80 and 8,146,809,589.20

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Solution

The fourth proportional to 12,282,696,027.60, 18,387,764,335.80 and 8,146,809,589.20 is: 12,196,150,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282,696,027.60 : 18,387,764,335.80 = 8,146,809,589.20 : x
  2. Step 2: Convert to fraction form
    12,282,696,027.60/18,387,764,335.80 = 8,146,809,589.20/x
  3. Step 3: Cross multiply
    12,282,696,027.60x = 18,387,764,335.80 × 8,146,809,589.20
  4. Step 4: Simplify right side
    12,282,696,027.60x = 149,801,614,814,845,206,528
  5. Step 5: Solve for x
    x = 149,801,614,814,845,206,528/12,282,696,027.60
  6. Step 6: Final answer
    x = 12,196,150,949.13

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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.