Home / 18,443,146,080.15-27,664,719,120.23-4,656,857,952.15

Finding the Fourth Proportional to 18,443,146,080.15, 27,664,719,120.23 and 4,656,857,952.15

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Solution

The fourth proportional to 18,443,146,080.15, 27,664,719,120.23 and 4,656,857,952.15 is: 6,985,286,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,146,080.15 : 27,664,719,120.23 = 4,656,857,952.15 : x
  2. Step 2: Convert to fraction form
    18,443,146,080.15/27,664,719,120.23 = 4,656,857,952.15/x
  3. Step 3: Cross multiply
    18,443,146,080.15x = 27,664,719,120.23 × 4,656,857,952.15
  4. Step 4: Simplify right side
    18,443,146,080.15x = 128,830,667,229,015,932,928
  5. Step 5: Solve for x
    x = 128,830,667,229,015,932,928/18,443,146,080.15
  6. Step 6: Final answer
    x = 6,985,286,928.23

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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.