Finding the Fourth Proportional to 248,215,349.96, 342,561,377.70 and 185,382,362.96
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Solution
The fourth proportional to 248,215,349.96, 342,561,377.70 and 185,382,362.96 is: 255,845,731.00
Step by Step Solution
- Step 1: Write the proportion equation
248,215,349.96 : 342,561,377.70 = 185,382,362.96 : x - Step 2: Convert to fraction form
248,215,349.96/342,561,377.70 = 185,382,362.96/x - Step 3: Cross multiply
248,215,349.96x = 342,561,377.70 × 185,382,362.96 - Step 4: Simplify right side
248,215,349.96x = 63,504,837,656,859,048 - Step 5: Solve for x
x = 63,504,837,656,859,048/248,215,349.96 - Step 6: Final answer
x = 255,845,731.00
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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.