Home / 855,846,014.40-1,283,769,021.60-798,025,233.60

Finding the Fourth Proportional to 855,846,014.40, 1,283,769,021.60 and 798,025,233.60

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Solution

The fourth proportional to 855,846,014.40, 1,283,769,021.60 and 798,025,233.60 is: 1,197,037,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,846,014.40 : 1,283,769,021.60 = 798,025,233.60 : x
  2. Step 2: Convert to fraction form
    855,846,014.40/1,283,769,021.60 = 798,025,233.60/x
  3. Step 3: Cross multiply
    855,846,014.40x = 1,283,769,021.60 × 798,025,233.60
  4. Step 4: Simplify right side
    855,846,014.40x = 1,024,480,073,350,783,360
  5. Step 5: Solve for x
    x = 1,024,480,073,350,783,360/855,846,014.40
  6. Step 6: Final answer
    x = 1,197,037,850.40

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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.