Home / 757,058,661.60-1,135,140,094.80-394,261,605.60

Finding the Fourth Proportional to 757,058,661.60, 1,135,140,094.80 and 394,261,605.60

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Solution

The fourth proportional to 757,058,661.60, 1,135,140,094.80 and 394,261,605.60 is: 591,159,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,058,661.60 : 1,135,140,094.80 = 394,261,605.60 : x
  2. Step 2: Convert to fraction form
    757,058,661.60/1,135,140,094.80 = 394,261,605.60/x
  3. Step 3: Cross multiply
    757,058,661.60x = 1,135,140,094.80 × 394,261,605.60
  4. Step 4: Simplify right side
    757,058,661.60x = 447,542,156,356,784,192
  5. Step 5: Solve for x
    x = 447,542,156,356,784,192/757,058,661.60
  6. Step 6: Final answer
    x = 591,159,151.94

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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.