Home / 9,378,463,491,836.40-12,942,593,533,747-5,211,882,452,908.40

Finding the Fourth Proportional to 9,378,463,491,836.40, 12,942,593,533,747 and 5,211,882,452,908.40

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Solution

The fourth proportional to 9,378,463,491,836.40, 12,942,593,533,747 and 5,211,882,452,908.40 is: 7,192,572,236,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,463,491,836.40 : 12,942,593,533,747 = 5,211,882,452,908.40 : x
  2. Step 2: Convert to fraction form
    9,378,463,491,836.40/12,942,593,533,747 = 5,211,882,452,908.40/x
  3. Step 3: Cross multiply
    9,378,463,491,836.40x = 12,942,593,533,747 × 5,211,882,452,908.40
  4. Step 4: Simplify right side
    9,378,463,491,836.40x = 67,455,276,133,661,717,485,846,528
  5. Step 5: Solve for x
    x = 67,455,276,133,661,717,485,846,528/9,378,463,491,836.40
  6. Step 6: Final answer
    x = 7,192,572,236,633.32

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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.