Home / 3,659,167,934.78-5,049,271,624.86-2,153,704,503.42

Finding the Fourth Proportional to 3,659,167,934.78, 5,049,271,624.86 and 2,153,704,503.42

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Solution

The fourth proportional to 3,659,167,934.78, 5,049,271,624.86 and 2,153,704,503.42 is: 2,971,888,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,167,934.78 : 5,049,271,624.86 = 2,153,704,503.42 : x
  2. Step 2: Convert to fraction form
    3,659,167,934.78/5,049,271,624.86 = 2,153,704,503.42/x
  3. Step 3: Cross multiply
    3,659,167,934.78x = 5,049,271,624.86 × 2,153,704,503.42
  4. Step 4: Simplify right side
    3,659,167,934.78x = 10,874,639,037,451,802,624
  5. Step 5: Solve for x
    x = 10,874,639,037,451,802,624/3,659,167,934.78
  6. Step 6: Final answer
    x = 2,971,888,481.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.