Home / 239,314,005.90-330,278,713.38-140,277,963.51

Finding the Fourth Proportional to 239,314,005.90, 330,278,713.38 and 140,277,963.51

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Solution

The fourth proportional to 239,314,005.90, 330,278,713.38 and 140,277,963.51 is: 193,598,469.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,314,005.90 : 330,278,713.38 = 140,277,963.51 : x
  2. Step 2: Convert to fraction form
    239,314,005.90/330,278,713.38 = 140,277,963.51/x
  3. Step 3: Cross multiply
    239,314,005.90x = 330,278,713.38 × 140,277,963.51
  4. Step 4: Simplify right side
    239,314,005.90x = 46,330,825,303,649,384
  5. Step 5: Solve for x
    x = 46,330,825,303,649,384/239,314,005.90
  6. Step 6: Final answer
    x = 193,598,469.63

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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.