Home / 379,266,927.13-523,384,403.88-222,603,766.71

Finding the Fourth Proportional to 379,266,927.13, 523,384,403.88 and 222,603,766.71

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Solution

The fourth proportional to 379,266,927.13, 523,384,403.88 and 222,603,766.71 is: 307,190,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,266,927.13 : 523,384,403.88 = 222,603,766.71 : x
  2. Step 2: Convert to fraction form
    379,266,927.13/523,384,403.88 = 222,603,766.71/x
  3. Step 3: Cross multiply
    379,266,927.13x = 523,384,403.88 × 222,603,766.71
  4. Step 4: Simplify right side
    379,266,927.13x = 116,507,339,740,955,936
  5. Step 5: Solve for x
    x = 116,507,339,740,955,936/379,266,927.13
  6. Step 6: Final answer
    x = 307,190,876.42

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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.