Home / 664,302,596.20-996,453,894.30-492,115,712.20

Finding the Fourth Proportional to 664,302,596.20, 996,453,894.30 and 492,115,712.20

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Solution

The fourth proportional to 664,302,596.20, 996,453,894.30 and 492,115,712.20 is: 738,173,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,596.20 : 996,453,894.30 = 492,115,712.20 : x
  2. Step 2: Convert to fraction form
    664,302,596.20/996,453,894.30 = 492,115,712.20/x
  3. Step 3: Cross multiply
    664,302,596.20x = 996,453,894.30 × 492,115,712.20
  4. Step 4: Simplify right side
    664,302,596.20x = 490,370,617,867,907,968
  5. Step 5: Solve for x
    x = 490,370,617,867,907,968/664,302,596.20
  6. Step 6: Final answer
    x = 738,173,568.30

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Double scale
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Similar ratio
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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.