Home / 513,672,033.20-770,508,049.80-295,993,799.60

Finding the Fourth Proportional to 513,672,033.20, 770,508,049.80 and 295,993,799.60

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Solution

The fourth proportional to 513,672,033.20, 770,508,049.80 and 295,993,799.60 is: 443,990,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,672,033.20 : 770,508,049.80 = 295,993,799.60 : x
  2. Step 2: Convert to fraction form
    513,672,033.20/770,508,049.80 = 295,993,799.60/x
  3. Step 3: Cross multiply
    513,672,033.20x = 770,508,049.80 × 295,993,799.60
  4. Step 4: Simplify right side
    513,672,033.20x = 228,065,605,282,688,032
  5. Step 5: Solve for x
    x = 228,065,605,282,688,032/513,672,033.20
  6. Step 6: Final answer
    x = 443,990,699.40

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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.