Home / 467,189,825.04-644,726,136.96-258,360,018.48

Finding the Fourth Proportional to 467,189,825.04, 644,726,136.96 and 258,360,018.48

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Solution

The fourth proportional to 467,189,825.04, 644,726,136.96 and 258,360,018.48 is: 356,539,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,189,825.04 : 644,726,136.96 = 258,360,018.48 : x
  2. Step 2: Convert to fraction form
    467,189,825.04/644,726,136.96 = 258,360,018.48/x
  3. Step 3: Cross multiply
    467,189,825.04x = 644,726,136.96 × 258,360,018.48
  4. Step 4: Simplify right side
    467,189,825.04x = 166,571,456,659,524,608
  5. Step 5: Solve for x
    x = 166,571,456,659,524,608/467,189,825.04
  6. Step 6: Final answer
    x = 356,539,136.20

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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.