Home / 404,267,228.02-557,890,455.84-218,628,243.73

Finding the Fourth Proportional to 404,267,228.02, 557,890,455.84 and 218,628,243.73

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Solution

The fourth proportional to 404,267,228.02, 557,890,455.84 and 218,628,243.73 is: 301,707,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,267,228.02 : 557,890,455.84 = 218,628,243.73 : x
  2. Step 2: Convert to fraction form
    404,267,228.02/557,890,455.84 = 218,628,243.73/x
  3. Step 3: Cross multiply
    404,267,228.02x = 557,890,455.84 × 218,628,243.73
  4. Step 4: Simplify right side
    404,267,228.02x = 121,970,610,554,028,320
  5. Step 5: Solve for x
    x = 121,970,610,554,028,320/404,267,228.02
  6. Step 6: Final answer
    x = 301,707,885.53

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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.