Home / 3,959,563,516.20-5,939,345,274.30-2,122,903,420.20

Finding the Fourth Proportional to 3,959,563,516.20, 5,939,345,274.30 and 2,122,903,420.20

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Solution

The fourth proportional to 3,959,563,516.20, 5,939,345,274.30 and 2,122,903,420.20 is: 3,184,355,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,563,516.20 : 5,939,345,274.30 = 2,122,903,420.20 : x
  2. Step 2: Convert to fraction form
    3,959,563,516.20/5,939,345,274.30 = 2,122,903,420.20/x
  3. Step 3: Cross multiply
    3,959,563,516.20x = 5,939,345,274.30 × 2,122,903,420.20
  4. Step 4: Simplify right side
    3,959,563,516.20x = 12,608,656,396,560,177,152
  5. Step 5: Solve for x
    x = 12,608,656,396,560,177,152/3,959,563,516.20
  6. Step 6: Final answer
    x = 3,184,355,130.30

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Double scale
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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.