Home / 919,215,783,084.20-1,378,823,674,626.30-919,215,783,084.20

Finding the Fourth Proportional to 919,215,783,084.20, 1,378,823,674,626.30 and 919,215,783,084.20

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Solution

The fourth proportional to 919,215,783,084.20, 1,378,823,674,626.30 and 919,215,783,084.20 is: 1,378,823,674,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,215,783,084.20 : 1,378,823,674,626.30 = 919,215,783,084.20 : x
  2. Step 2: Convert to fraction form
    919,215,783,084.20/1,378,823,674,626.30 = 919,215,783,084.20/x
  3. Step 3: Cross multiply
    919,215,783,084.20x = 1,378,823,674,626.30 × 919,215,783,084.20
  4. Step 4: Simplify right side
    919,215,783,084.20x = 1,267,436,483,806,648,634,179,584
  5. Step 5: Solve for x
    x = 1,267,436,483,806,648,634,179,584/919,215,783,084.20
  6. Step 6: Final answer
    x = 1,378,823,674,626.30

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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.