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Finding the Fourth Proportional to 269,568,450.40, 404,352,675.60 and 266,881,064.80

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Solution

The fourth proportional to 269,568,450.40, 404,352,675.60 and 266,881,064.80 is: 400,321,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,568,450.40 : 404,352,675.60 = 266,881,064.80 : x
  2. Step 2: Convert to fraction form
    269,568,450.40/404,352,675.60 = 266,881,064.80/x
  3. Step 3: Cross multiply
    269,568,450.40x = 404,352,675.60 × 266,881,064.80
  4. Step 4: Simplify right side
    269,568,450.40x = 107,914,072,618,856,992
  5. Step 5: Solve for x
    x = 107,914,072,618,856,992/269,568,450.40
  6. Step 6: Final answer
    x = 400,321,597.20

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1.5x scale

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.