Home / 218,610,998.70-327,874,507.65-65,262,057.90

Finding the Fourth Proportional to 218,610,998.70, 327,874,507.65 and 65,262,057.90

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Solution

The fourth proportional to 218,610,998.70, 327,874,507.65 and 65,262,057.90 is: 97,880,551.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,610,998.70 : 327,874,507.65 = 65,262,057.90 : x
  2. Step 2: Convert to fraction form
    218,610,998.70/327,874,507.65 = 65,262,057.90/x
  3. Step 3: Cross multiply
    218,610,998.70x = 327,874,507.65 × 65,262,057.90
  4. Step 4: Simplify right side
    218,610,998.70x = 21,397,765,102,188,292
  5. Step 5: Solve for x
    x = 21,397,765,102,188,292/218,610,998.70
  6. Step 6: Final answer
    x = 97,880,551.43

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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.