Home / 178,339,246.80-267,256,927.80-131,918,859.60

Finding the Fourth Proportional to 178,339,246.80, 267,256,927.80 and 131,918,859.60

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Solution

The fourth proportional to 178,339,246.80, 267,256,927.80 and 131,918,859.60 is: 197,691,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,339,246.80 : 267,256,927.80 = 131,918,859.60 : x
  2. Step 2: Convert to fraction form
    178,339,246.80/267,256,927.80 = 131,918,859.60/x
  3. Step 3: Cross multiply
    178,339,246.80x = 267,256,927.80 × 131,918,859.60
  4. Step 4: Simplify right side
    178,339,246.80x = 35,256,229,135,575,536
  5. Step 5: Solve for x
    x = 35,256,229,135,575,536/178,339,246.80
  6. Step 6: Final answer
    x = 197,691,925.74

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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.