Home / 109,597,545.80-164,396,318.70-102,879,081.80

Finding the Fourth Proportional to 109,597,545.80, 164,396,318.70 and 102,879,081.80

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Solution

The fourth proportional to 109,597,545.80, 164,396,318.70 and 102,879,081.80 is: 154,318,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,597,545.80 : 164,396,318.70 = 102,879,081.80 : x
  2. Step 2: Convert to fraction form
    109,597,545.80/164,396,318.70 = 102,879,081.80/x
  3. Step 3: Cross multiply
    109,597,545.80x = 164,396,318.70 × 102,879,081.80
  4. Step 4: Simplify right side
    109,597,545.80x = 16,912,942,319,156,168
  5. Step 5: Solve for x
    x = 16,912,942,319,156,168/109,597,545.80
  6. Step 6: Final answer
    x = 154,318,622.70

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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.