Home / 641,585,191,515.70-962,377,787,273.55-641,585,191,515.70

Finding the Fourth Proportional to 641,585,191,515.70, 962,377,787,273.55 and 641,585,191,515.70

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Solution

The fourth proportional to 641,585,191,515.70, 962,377,787,273.55 and 641,585,191,515.70 is: 962,377,787,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,585,191,515.70 : 962,377,787,273.55 = 641,585,191,515.70 : x
  2. Step 2: Convert to fraction form
    641,585,191,515.70/962,377,787,273.55 = 641,585,191,515.70/x
  3. Step 3: Cross multiply
    641,585,191,515.70x = 962,377,787,273.55 × 641,585,191,515.70
  4. Step 4: Simplify right side
    641,585,191,515.70x = 617,447,336,958,356,122,238,976
  5. Step 5: Solve for x
    x = 617,447,336,958,356,122,238,976/641,585,191,515.70
  6. Step 6: Final answer
    x = 962,377,787,273.55

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Double scale
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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.