Home / 243,751,058.20-336,376,464.06-139,331,391.64

Finding the Fourth Proportional to 243,751,058.20, 336,376,464.06 and 139,331,391.64

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Solution

The fourth proportional to 243,751,058.20, 336,376,464.06 and 139,331,391.64 is: 192,277,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,751,058.20 : 336,376,464.06 = 139,331,391.64 : x
  2. Step 2: Convert to fraction form
    243,751,058.20/336,376,464.06 = 139,331,391.64/x
  3. Step 3: Cross multiply
    243,751,058.20x = 336,376,464.06 × 139,331,391.64
  4. Step 4: Simplify right side
    243,751,058.20x = 46,867,800,852,422,240
  5. Step 5: Solve for x
    x = 46,867,800,852,422,240/243,751,058.20
  6. Step 6: Final answer
    x = 192,277,322.60

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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.