Home / 273,474,446.79-410,212,722-66,212,512.14

Finding the Fourth Proportional to 273,474,446.79, 410,212,722 and 66,212,512.14

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Solution

The fourth proportional to 273,474,446.79, 410,212,722 and 66,212,512.14 is: 99,319,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,474,446.79 : 410,212,722 = 66,212,512.14 : x
  2. Step 2: Convert to fraction form
    273,474,446.79/410,212,722 = 66,212,512.14/x
  3. Step 3: Cross multiply
    273,474,446.79x = 410,212,722 × 66,212,512.14
  4. Step 4: Simplify right side
    273,474,446.79x = 27,161,214,835,407,444
  5. Step 5: Solve for x
    x = 27,161,214,835,407,444/273,474,446.79
  6. Step 6: Final answer
    x = 99,319,022.87

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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.