Home / 218,570,961.60-327,856,442.40-109,731,844.80

Finding the Fourth Proportional to 218,570,961.60, 327,856,442.40 and 109,731,844.80

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Solution

The fourth proportional to 218,570,961.60, 327,856,442.40 and 109,731,844.80 is: 164,597,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,570,961.60 : 327,856,442.40 = 109,731,844.80 : x
  2. Step 2: Convert to fraction form
    218,570,961.60/327,856,442.40 = 109,731,844.80/x
  3. Step 3: Cross multiply
    218,570,961.60x = 327,856,442.40 × 109,731,844.80
  4. Step 4: Simplify right side
    218,570,961.60x = 35,976,292,254,116,936
  5. Step 5: Solve for x
    x = 35,976,292,254,116,936/218,570,961.60
  6. Step 6: Final answer
    x = 164,597,767.20

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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.