Home / 515,847,640.37-773,055,589.95-235,042,304.45

Finding the Fourth Proportional to 515,847,640.37, 773,055,589.95 and 235,042,304.45

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Solution

The fourth proportional to 515,847,640.37, 773,055,589.95 and 235,042,304.45 is: 352,237,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,847,640.37 : 773,055,589.95 = 235,042,304.45 : x
  2. Step 2: Convert to fraction form
    515,847,640.37/773,055,589.95 = 235,042,304.45/x
  3. Step 3: Cross multiply
    515,847,640.37x = 773,055,589.95 × 235,042,304.45
  4. Step 4: Simplify right side
    515,847,640.37x = 181,700,767,325,936,992
  5. Step 5: Solve for x
    x = 181,700,767,325,936,992/515,847,640.37
  6. Step 6: Final answer
    x = 352,237,275.33

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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.