Home / 269,138,895.40-403,897,299.90-115,894,930.60

Finding the Fourth Proportional to 269,138,895.40, 403,897,299.90 and 115,894,930.60

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Solution

The fourth proportional to 269,138,895.40, 403,897,299.90 and 115,894,930.60 is: 173,923,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,138,895.40 : 403,897,299.90 = 115,894,930.60 : x
  2. Step 2: Convert to fraction form
    269,138,895.40/403,897,299.90 = 115,894,930.60/x
  3. Step 3: Cross multiply
    269,138,895.40x = 403,897,299.90 × 115,894,930.60
  4. Step 4: Simplify right side
    269,138,895.40x = 46,809,649,541,437,880
  5. Step 5: Solve for x
    x = 46,809,649,541,437,880/269,138,895.40
  6. Step 6: Final answer
    x = 173,923,763.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.