Home / 757,058,667.60-1,135,140,103.80-394,261,611.60

Finding the Fourth Proportional to 757,058,667.60, 1,135,140,103.80 and 394,261,611.60

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Solution

The fourth proportional to 757,058,667.60, 1,135,140,103.80 and 394,261,611.60 is: 591,159,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,058,667.60 : 1,135,140,103.80 = 394,261,611.60 : x
  2. Step 2: Convert to fraction form
    757,058,667.60/1,135,140,103.80 = 394,261,611.60/x
  3. Step 3: Cross multiply
    757,058,667.60x = 1,135,140,103.80 × 394,261,611.60
  4. Step 4: Simplify right side
    757,058,667.60x = 447,542,166,715,979,264
  5. Step 5: Solve for x
    x = 447,542,166,715,979,264/757,058,667.60
  6. Step 6: Final answer
    x = 591,159,160.93

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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.