Finding the Fourth Proportional to 236,143,716.94, 325,862,582.97 and 135,675,386.38
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Solution
The fourth proportional to 236,143,716.94, 325,862,582.97 and 135,675,386.38 is: 187,222,986.17
Step by Step Solution
- Step 1: Write the proportion equation
236,143,716.94 : 325,862,582.97 = 135,675,386.38 : x - Step 2: Convert to fraction form
236,143,716.94/325,862,582.97 = 135,675,386.38/x - Step 3: Cross multiply
236,143,716.94x = 325,862,582.97 × 135,675,386.38 - Step 4: Simplify right side
236,143,716.94x = 44,211,531,850,932,328 - Step 5: Solve for x
x = 44,211,531,850,932,328/236,143,716.94 - Step 6: Final answer
x = 187,222,986.17
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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.