Home / 377,640,937.41-517,369,930.03-363,487,040.33

Finding the Fourth Proportional to 377,640,937.41, 517,369,930.03 and 363,487,040.33

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Solution

The fourth proportional to 377,640,937.41, 517,369,930.03 and 363,487,040.33 is: 497,979,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,640,937.41 : 517,369,930.03 = 363,487,040.33 : x
  2. Step 2: Convert to fraction form
    377,640,937.41/517,369,930.03 = 363,487,040.33/x
  3. Step 3: Cross multiply
    377,640,937.41x = 517,369,930.03 × 363,487,040.33
  4. Step 4: Simplify right side
    377,640,937.41x = 188,057,264,622,728,576
  5. Step 5: Solve for x
    x = 188,057,264,622,728,576/377,640,937.41
  6. Step 6: Final answer
    x = 497,979,021.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.