Home / 457,968,369.24-685,219,095-271,322,557.56

Finding the Fourth Proportional to 457,968,369.24, 685,219,095 and 271,322,557.56

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Solution

The fourth proportional to 457,968,369.24, 685,219,095 and 271,322,557.56 is: 405,956,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,968,369.24 : 685,219,095 = 271,322,557.56 : x
  2. Step 2: Convert to fraction form
    457,968,369.24/685,219,095 = 271,322,557.56/x
  3. Step 3: Cross multiply
    457,968,369.24x = 685,219,095 × 271,322,557.56
  4. Step 4: Simplify right side
    457,968,369.24x = 185,915,397,344,348,608
  5. Step 5: Solve for x
    x = 185,915,397,344,348,608/457,968,369.24
  6. Step 6: Final answer
    x = 405,956,851.68

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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.