Home / 641,603,545.62-962,251,222.32-296,225,332.26

Finding the Fourth Proportional to 641,603,545.62, 962,251,222.32 and 296,225,332.26

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Solution

The fourth proportional to 641,603,545.62, 962,251,222.32 and 296,225,332.26 is: 444,266,852.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,603,545.62 : 962,251,222.32 = 296,225,332.26 : x
  2. Step 2: Convert to fraction form
    641,603,545.62/962,251,222.32 = 296,225,332.26/x
  3. Step 3: Cross multiply
    641,603,545.62x = 962,251,222.32 × 296,225,332.26
  4. Step 4: Simplify right side
    641,603,545.62x = 285,043,188,049,333,120
  5. Step 5: Solve for x
    x = 285,043,188,049,333,120/641,603,545.62
  6. Step 6: Final answer
    x = 444,266,852.94

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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.