Home / 321,083,134.16-443,131,482.06-179,992,461.40

Finding the Fourth Proportional to 321,083,134.16, 443,131,482.06 and 179,992,461.40

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Solution

The fourth proportional to 321,083,134.16, 443,131,482.06 and 179,992,461.40 is: 248,410,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,083,134.16 : 443,131,482.06 = 179,992,461.40 : x
  2. Step 2: Convert to fraction form
    321,083,134.16/443,131,482.06 = 179,992,461.40/x
  3. Step 3: Cross multiply
    321,083,134.16x = 443,131,482.06 × 179,992,461.40
  4. Step 4: Simplify right side
    321,083,134.16x = 79,760,326,179,809,344
  5. Step 5: Solve for x
    x = 79,760,326,179,809,344/321,083,134.16
  6. Step 6: Final answer
    x = 248,410,201.89

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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.