Home / 404,146,888.02-557,722,233.27-218,507,460.84

Finding the Fourth Proportional to 404,146,888.02, 557,722,233.27 and 218,507,460.84

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Solution

The fourth proportional to 404,146,888.02, 557,722,233.27 and 218,507,460.84 is: 301,540,040.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,146,888.02 : 557,722,233.27 = 218,507,460.84 : x
  2. Step 2: Convert to fraction form
    404,146,888.02/557,722,233.27 = 218,507,460.84/x
  3. Step 3: Cross multiply
    404,146,888.02x = 557,722,233.27 × 218,507,460.84
  4. Step 4: Simplify right side
    404,146,888.02x = 121,866,469,045,841,872
  5. Step 5: Solve for x
    x = 121,866,469,045,841,872/404,146,888.02
  6. Step 6: Final answer
    x = 301,540,040.66

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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.