Home / 492,413,096.85-679,546,181.91-269,389,604.68

Finding the Fourth Proportional to 492,413,096.85, 679,546,181.91 and 269,389,604.68

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Solution

The fourth proportional to 492,413,096.85, 679,546,181.91 and 269,389,604.68 is: 371,766,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,413,096.85 : 679,546,181.91 = 269,389,604.68 : x
  2. Step 2: Convert to fraction form
    492,413,096.85/679,546,181.91 = 269,389,604.68/x
  3. Step 3: Cross multiply
    492,413,096.85x = 679,546,181.91 × 269,389,604.68
  4. Step 4: Simplify right side
    492,413,096.85x = 183,062,677,306,538,272
  5. Step 5: Solve for x
    x = 183,062,677,306,538,272/492,413,096.85
  6. Step 6: Final answer
    x = 371,766,466.97

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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.