Home / 488,767,682.78-674,494,660.23-265,749,361.37

Finding the Fourth Proportional to 488,767,682.78, 674,494,660.23 and 265,749,361.37

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Solution

The fourth proportional to 488,767,682.78, 674,494,660.23 and 265,749,361.37 is: 366,731,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,767,682.78 : 674,494,660.23 = 265,749,361.37 : x
  2. Step 2: Convert to fraction form
    488,767,682.78/674,494,660.23 = 265,749,361.37/x
  3. Step 3: Cross multiply
    488,767,682.78x = 674,494,660.23 × 265,749,361.37
  4. Step 4: Simplify right side
    488,767,682.78x = 179,246,525,203,597,632
  5. Step 5: Solve for x
    x = 179,246,525,203,597,632/488,767,682.78
  6. Step 6: Final answer
    x = 366,731,540.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.