Home / 962,481,928.30-1,443,722,892.45-235,470,640.30

Finding the Fourth Proportional to 962,481,928.30, 1,443,722,892.45 and 235,470,640.30

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Solution

The fourth proportional to 962,481,928.30, 1,443,722,892.45 and 235,470,640.30 is: 353,205,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,481,928.30 : 1,443,722,892.45 = 235,470,640.30 : x
  2. Step 2: Convert to fraction form
    962,481,928.30/1,443,722,892.45 = 235,470,640.30/x
  3. Step 3: Cross multiply
    962,481,928.30x = 1,443,722,892.45 × 235,470,640.30
  4. Step 4: Simplify right side
    962,481,928.30x = 339,954,353,900,969,536
  5. Step 5: Solve for x
    x = 339,954,353,900,969,536/962,481,928.30
  6. Step 6: Final answer
    x = 353,205,960.45

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Double scale
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Similar ratio
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1.5x scale

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.