Home / 230,803,784.22-318,511,791.72-124,959,506.09

Finding the Fourth Proportional to 230,803,784.22, 318,511,791.72 and 124,959,506.09

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Solution

The fourth proportional to 230,803,784.22, 318,511,791.72 and 124,959,506.09 is: 172,445,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,803,784.22 : 318,511,791.72 = 124,959,506.09 : x
  2. Step 2: Convert to fraction form
    230,803,784.22/318,511,791.72 = 124,959,506.09/x
  3. Step 3: Cross multiply
    230,803,784.22x = 318,511,791.72 × 124,959,506.09
  4. Step 4: Simplify right side
    230,803,784.22x = 39,801,076,177,968,432
  5. Step 5: Solve for x
    x = 39,801,076,177,968,432/230,803,784.22
  6. Step 6: Final answer
    x = 172,445,509.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.