Finding the Fourth Proportional to 244,296,626.20, 366,444,939.30 and 220,110,155.80
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Solution
The fourth proportional to 244,296,626.20, 366,444,939.30 and 220,110,155.80 is: 330,165,233.70
Step by Step Solution
- Step 1: Write the proportion equation
244,296,626.20 : 366,444,939.30 = 220,110,155.80 : x - Step 2: Convert to fraction form
244,296,626.20/366,444,939.30 = 220,110,155.80/x - Step 3: Cross multiply
244,296,626.20x = 366,444,939.30 × 220,110,155.80 - Step 4: Simplify right side
244,296,626.20x = 80,658,252,681,444,544 - Step 5: Solve for x
x = 80,658,252,681,444,544/244,296,626.20 - Step 6: Final answer
x = 330,165,233.70
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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.