Home / 524,092,669.80-723,222,641.06-285,923,673.96

Finding the Fourth Proportional to 524,092,669.80, 723,222,641.06 and 285,923,673.96

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Solution

The fourth proportional to 524,092,669.80, 723,222,641.06 and 285,923,673.96 is: 394,560,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,092,669.80 : 723,222,641.06 = 285,923,673.96 : x
  2. Step 2: Convert to fraction form
    524,092,669.80/723,222,641.06 = 285,923,673.96/x
  3. Step 3: Cross multiply
    524,092,669.80x = 723,222,641.06 × 285,923,673.96
  4. Step 4: Simplify right side
    524,092,669.80x = 206,786,474,622,929,504
  5. Step 5: Solve for x
    x = 206,786,474,622,929,504/524,092,669.80
  6. Step 6: Final answer
    x = 394,560,898.37

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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.