Home / 9,378,463,491,838.50-12,942,593,533,750-5,211,882,452,910.30

Finding the Fourth Proportional to 9,378,463,491,838.50, 12,942,593,533,750 and 5,211,882,452,910.30

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Solution

The fourth proportional to 9,378,463,491,838.50, 12,942,593,533,750 and 5,211,882,452,910.30 is: 7,192,572,236,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,463,491,838.50 : 12,942,593,533,750 = 5,211,882,452,910.30 : x
  2. Step 2: Convert to fraction form
    9,378,463,491,838.50/12,942,593,533,750 = 5,211,882,452,910.30/x
  3. Step 3: Cross multiply
    9,378,463,491,838.50x = 12,942,593,533,750 × 5,211,882,452,910.30
  4. Step 4: Simplify right side
    9,378,463,491,838.50x = 67,455,276,133,701,935,559,606,272
  5. Step 5: Solve for x
    x = 67,455,276,133,701,935,559,606,272/9,378,463,491,838.50
  6. Step 6: Final answer
    x = 7,192,572,236,636.00

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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.