Finding the Fourth Proportional to 267,588,812.09, 369,430,879.83 and 168,554,449.64
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Solution
The fourth proportional to 267,588,812.09, 369,430,879.83 and 168,554,449.64 is: 232,704,865.89
Step by Step Solution
- Step 1: Write the proportion equation
267,588,812.09 : 369,430,879.83 = 168,554,449.64 : x - Step 2: Convert to fraction form
267,588,812.09/369,430,879.83 = 168,554,449.64/x - Step 3: Cross multiply
267,588,812.09x = 369,430,879.83 × 168,554,449.64 - Step 4: Simplify right side
267,588,812.09x = 62,269,218,629,766,616 - Step 5: Solve for x
x = 62,269,218,629,766,616/267,588,812.09 - Step 6: Final answer
x = 232,704,865.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.