Home / 319,803,661.35-441,320,930.15-178,675,968.15

Finding the Fourth Proportional to 319,803,661.35, 441,320,930.15 and 178,675,968.15

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Solution

The fourth proportional to 319,803,661.35, 441,320,930.15 and 178,675,968.15 is: 246,568,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,803,661.35 : 441,320,930.15 = 178,675,968.15 : x
  2. Step 2: Convert to fraction form
    319,803,661.35/441,320,930.15 = 178,675,968.15/x
  3. Step 3: Cross multiply
    319,803,661.35x = 441,320,930.15 × 178,675,968.15
  4. Step 4: Simplify right side
    319,803,661.35x = 78,853,444,458,516,400
  5. Step 5: Solve for x
    x = 78,853,444,458,516,400/319,803,661.35
  6. Step 6: Final answer
    x = 246,568,297.95

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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.