Home / 18,882,022,433.62-28,309,070,700.84-11,418,946,046.71

Finding the Fourth Proportional to 18,882,022,433.62, 28,309,070,700.84 and 11,418,946,046.71

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Solution

The fourth proportional to 18,882,022,433.62, 28,309,070,700.84 and 11,418,946,046.71 is: 17,119,974,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882,022,433.62 : 28,309,070,700.84 = 11,418,946,046.71 : x
  2. Step 2: Convert to fraction form
    18,882,022,433.62/28,309,070,700.84 = 11,418,946,046.71/x
  3. Step 3: Cross multiply
    18,882,022,433.62x = 28,309,070,700.84 × 11,418,946,046.71
  4. Step 4: Simplify right side
    18,882,022,433.62x = 323,259,750,965,390,802,944
  5. Step 5: Solve for x
    x = 323,259,750,965,390,802,944/18,882,022,433.62
  6. Step 6: Final answer
    x = 17,119,974,944.52

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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.