Home / 9,378,463,491,835.20-12,942,593,533,746-5,211,882,452,907.20

Finding the Fourth Proportional to 9,378,463,491,835.20, 12,942,593,533,746 and 5,211,882,452,907.20

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Solution

The fourth proportional to 9,378,463,491,835.20, 12,942,593,533,746 and 5,211,882,452,907.20 is: 7,192,572,236,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,463,491,835.20 : 12,942,593,533,746 = 5,211,882,452,907.20 : x
  2. Step 2: Convert to fraction form
    9,378,463,491,835.20/12,942,593,533,746 = 5,211,882,452,907.20/x
  3. Step 3: Cross multiply
    9,378,463,491,835.20x = 12,942,593,533,746 × 5,211,882,452,907.20
  4. Step 4: Simplify right side
    9,378,463,491,835.20x = 67,455,276,133,640,972,793,806,848
  5. Step 5: Solve for x
    x = 67,455,276,133,640,972,793,806,848/9,378,463,491,835.20
  6. Step 6: Final answer
    x = 7,192,572,236,632.03

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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.