Home / 542,941,497.88-814,291,048.59-251,770,786.54

Finding the Fourth Proportional to 542,941,497.88, 814,291,048.59 and 251,770,786.54

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Solution

The fourth proportional to 542,941,497.88, 814,291,048.59 and 251,770,786.54 is: 377,599,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,941,497.88 : 814,291,048.59 = 251,770,786.54 : x
  2. Step 2: Convert to fraction form
    542,941,497.88/814,291,048.59 = 251,770,786.54/x
  3. Step 3: Cross multiply
    542,941,497.88x = 814,291,048.59 × 251,770,786.54
  4. Step 4: Simplify right side
    542,941,497.88x = 205,014,697,775,985,664
  5. Step 5: Solve for x
    x = 205,014,697,775,985,664/542,941,497.88
  6. Step 6: Final answer
    x = 377,599,978.22

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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.