Finding the Fourth Proportional to 131,540,121.79, 197,296,010.92 and 34,505,556.19
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Solution
The fourth proportional to 131,540,121.79, 197,296,010.92 and 34,505,556.19 is: 51,754,616.75
Step by Step Solution
- Step 1: Write the proportion equation
131,540,121.79 : 197,296,010.92 = 34,505,556.19 : x - Step 2: Convert to fraction form
131,540,121.79/197,296,010.92 = 34,505,556.19/x - Step 3: Cross multiply
131,540,121.79x = 197,296,010.92 × 34,505,556.19 - Step 4: Simplify right side
131,540,121.79x = 6,807,808,590,412,805 - Step 5: Solve for x
x = 6,807,808,590,412,805/131,540,121.79 - Step 6: Final answer
x = 51,754,616.75
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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.