Finding the Fourth Proportional to 192,022,804.97, 288,034,954.73 and 46,456,132.79
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Solution
The fourth proportional to 192,022,804.97, 288,034,954.73 and 46,456,132.79 is: 69,684,379.97
Step by Step Solution
- Step 1: Write the proportion equation
192,022,804.97 : 288,034,954.73 = 46,456,132.79 : x - Step 2: Convert to fraction form
192,022,804.97/288,034,954.73 = 46,456,132.79/x - Step 3: Cross multiply
192,022,804.97x = 288,034,954.73 × 46,456,132.79 - Step 4: Simplify right side
192,022,804.97x = 13,380,990,105,098,520 - Step 5: Solve for x
x = 13,380,990,105,098,520/192,022,804.97 - Step 6: Final answer
x = 69,684,379.97
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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.