Home / 89,800,137.80-134,700,206.70-68,276,777.30

Finding the Fourth Proportional to 89,800,137.80, 134,700,206.70 and 68,276,777.30

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Solution

The fourth proportional to 89,800,137.80, 134,700,206.70 and 68,276,777.30 is: 102,415,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,800,137.80 : 134,700,206.70 = 68,276,777.30 : x
  2. Step 2: Convert to fraction form
    89,800,137.80/134,700,206.70 = 68,276,777.30/x
  3. Step 3: Cross multiply
    89,800,137.80x = 134,700,206.70 × 68,276,777.30
  4. Step 4: Simplify right side
    89,800,137.80x = 9,196,896,015,119,866
  5. Step 5: Solve for x
    x = 9,196,896,015,119,866/89,800,137.80
  6. Step 6: Final answer
    x = 102,415,165.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.