Home / 111,522,968.60-167,219,499-43,285,944.20

Finding the Fourth Proportional to 111,522,968.60, 167,219,499 and 43,285,944.20

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Solution

The fourth proportional to 111,522,968.60, 167,219,499 and 43,285,944.20 is: 64,903,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,522,968.60 : 167,219,499 = 43,285,944.20 : x
  2. Step 2: Convert to fraction form
    111,522,968.60/167,219,499 = 43,285,944.20/x
  3. Step 3: Cross multiply
    111,522,968.60x = 167,219,499 × 43,285,944.20
  4. Step 4: Simplify right side
    111,522,968.60x = 7,238,253,902,865,956
  5. Step 5: Solve for x
    x = 7,238,253,902,865,956/111,522,968.60
  6. Step 6: Final answer
    x = 64,903,705.43

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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.