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Finding the Fourth Proportional to 332,971,648.70, 498,740,027.70 and 275,576,020.70

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Solution

The fourth proportional to 332,971,648.70, 498,740,027.70 and 275,576,020.70 is: 412,770,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,971,648.70 : 498,740,027.70 = 275,576,020.70 : x
  2. Step 2: Convert to fraction form
    332,971,648.70/498,740,027.70 = 275,576,020.70/x
  3. Step 3: Cross multiply
    332,971,648.70x = 498,740,027.70 × 275,576,020.70
  4. Step 4: Simplify right side
    332,971,648.70x = 137,440,792,197,373,760
  5. Step 5: Solve for x
    x = 137,440,792,197,373,760/332,971,648.70
  6. Step 6: Final answer
    x = 412,770,254.57

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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.