Finding the Fourth Proportional to 336,846,778.26, 505,451,054.19 and 140,245,912.99
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Solution
The fourth proportional to 336,846,778.26, 505,451,054.19 and 140,245,912.99 is: 210,444,181.57
Step by Step Solution
- Step 1: Write the proportion equation
336,846,778.26 : 505,451,054.19 = 140,245,912.99 : x - Step 2: Convert to fraction form
336,846,778.26/505,451,054.19 = 140,245,912.99/x - Step 3: Cross multiply
336,846,778.26x = 505,451,054.19 × 140,245,912.99 - Step 4: Simplify right side
336,846,778.26x = 70,887,444,566,634,520 - Step 5: Solve for x
x = 70,887,444,566,634,520/336,846,778.26 - Step 6: Final answer
x = 210,444,181.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.