Home / 123,436,241.41-185,153,993.06-31,319,801.41

Finding the Fourth Proportional to 123,436,241.41, 185,153,993.06 and 31,319,801.41

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Solution

The fourth proportional to 123,436,241.41, 185,153,993.06 and 31,319,801.41 is: 46,979,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,436,241.41 : 185,153,993.06 = 31,319,801.41 : x
  2. Step 2: Convert to fraction form
    123,436,241.41/185,153,993.06 = 31,319,801.41/x
  3. Step 3: Cross multiply
    123,436,241.41x = 185,153,993.06 × 31,319,801.41
  4. Step 4: Simplify right side
    123,436,241.41x = 5,798,986,292,907,718
  5. Step 5: Solve for x
    x = 5,798,986,292,907,718/123,436,241.41
  6. Step 6: Final answer
    x = 46,979,608.47

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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.