Home / 533,158,512.22-799,772,858.34-139,694,972.86

Finding the Fourth Proportional to 533,158,512.22, 799,772,858.34 and 139,694,972.86

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Solution

The fourth proportional to 533,158,512.22, 799,772,858.34 and 139,694,972.86 is: 209,551,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,158,512.22 : 799,772,858.34 = 139,694,972.86 : x
  2. Step 2: Convert to fraction form
    533,158,512.22/799,772,858.34 = 139,694,972.86/x
  3. Step 3: Cross multiply
    533,158,512.22x = 799,772,858.34 × 139,694,972.86
  4. Step 4: Simplify right side
    533,158,512.22x = 111,724,247,739,970,944
  5. Step 5: Solve for x
    x = 111,724,247,739,970,944/533,158,512.22
  6. Step 6: Final answer
    x = 209,551,653.36

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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.