Home / 2,125,764,014.40-3,188,646,021.60-2,048,279,916.60

Finding the Fourth Proportional to 2,125,764,014.40, 3,188,646,021.60 and 2,048,279,916.60

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Solution

The fourth proportional to 2,125,764,014.40, 3,188,646,021.60 and 2,048,279,916.60 is: 3,072,419,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,764,014.40 : 3,188,646,021.60 = 2,048,279,916.60 : x
  2. Step 2: Convert to fraction form
    2,125,764,014.40/3,188,646,021.60 = 2,048,279,916.60/x
  3. Step 3: Cross multiply
    2,125,764,014.40x = 3,188,646,021.60 × 2,048,279,916.60
  4. Step 4: Simplify right side
    2,125,764,014.40x = 6,531,239,607,189,769,216
  5. Step 5: Solve for x
    x = 6,531,239,607,189,769,216/2,125,764,014.40
  6. Step 6: Final answer
    x = 3,072,419,874.90

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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.