Home / 605,537,318.25-835,641,819.37-327,078,841.21

Finding the Fourth Proportional to 605,537,318.25, 835,641,819.37 and 327,078,841.21

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Solution

The fourth proportional to 605,537,318.25, 835,641,819.37 and 327,078,841.21 is: 451,368,973.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,537,318.25 : 835,641,819.37 = 327,078,841.21 : x
  2. Step 2: Convert to fraction form
    605,537,318.25/835,641,819.37 = 327,078,841.21/x
  3. Step 3: Cross multiply
    605,537,318.25x = 835,641,819.37 × 327,078,841.21
  4. Step 4: Simplify right side
    605,537,318.25x = 273,320,757,946,155,712
  5. Step 5: Solve for x
    x = 273,320,757,946,155,712/605,537,318.25
  6. Step 6: Final answer
    x = 451,368,973.82

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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.