Home / 89,861,329,797.94-124,012,533,240.87-49,763,309,186.44

Finding the Fourth Proportional to 89,861,329,797.94, 124,012,533,240.87 and 49,763,309,186.44

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Solution

The fourth proportional to 89,861,329,797.94, 124,012,533,240.87 and 49,763,309,186.44 is: 68,675,525,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,329,797.94 : 124,012,533,240.87 = 49,763,309,186.44 : x
  2. Step 2: Convert to fraction form
    89,861,329,797.94/124,012,533,240.87 = 49,763,309,186.44/x
  3. Step 3: Cross multiply
    89,861,329,797.94x = 124,012,533,240.87 × 49,763,309,186.44
  4. Step 4: Simplify right side
    89,861,329,797.94x = 6,171,274,034,658,834,120,704
  5. Step 5: Solve for x
    x = 6,171,274,034,658,834,120,704/89,861,329,797.94
  6. Step 6: Final answer
    x = 68,675,525,373.77

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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.