Finding the Fourth Proportional to 200,192,291.07, 276,294,365.47 and 112,091,966.29
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Solution
The fourth proportional to 200,192,291.07, 276,294,365.47 and 112,091,966.29 is: 154,703,153.33
Step by Step Solution
- Step 1: Write the proportion equation
200,192,291.07 : 276,294,365.47 = 112,091,966.29 : x - Step 2: Convert to fraction form
200,192,291.07/276,294,365.47 = 112,091,966.29/x - Step 3: Cross multiply
200,192,291.07x = 276,294,365.47 × 112,091,966.29 - Step 4: Simplify right side
200,192,291.07x = 30,970,378,699,627,868 - Step 5: Solve for x
x = 30,970,378,699,627,868/200,192,291.07 - Step 6: Final answer
x = 154,703,153.33
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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.