Finding the Fourth Proportional to 224,790,859.48, 310,218,201.42 and 125,675,782.96
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Solution
The fourth proportional to 224,790,859.48, 310,218,201.42 and 125,675,782.96 is: 173,436,390.79
Step by Step Solution
- Step 1: Write the proportion equation
224,790,859.48 : 310,218,201.42 = 125,675,782.96 : x - Step 2: Convert to fraction form
224,790,859.48/310,218,201.42 = 125,675,782.96/x - Step 3: Cross multiply
224,790,859.48x = 310,218,201.42 × 125,675,782.96 - Step 4: Simplify right side
224,790,859.48x = 38,986,915,351,901,480 - Step 5: Solve for x
x = 38,986,915,351,901,480/224,790,859.48 - Step 6: Final answer
x = 173,436,390.79
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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.