Finding the Fourth Proportional to 183,310,900.66, 253,635,187.67 and 159,838,350.09
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Solution
The fourth proportional to 183,310,900.66, 253,635,187.67 and 159,838,350.09 is: 221,157,769.54
Step by Step Solution
- Step 1: Write the proportion equation
183,310,900.66 : 253,635,187.67 = 159,838,350.09 : x - Step 2: Convert to fraction form
183,310,900.66/253,635,187.67 = 159,838,350.09/x - Step 3: Cross multiply
183,310,900.66x = 253,635,187.67 × 159,838,350.09 - Step 4: Simplify right side
183,310,900.66x = 40,540,629,921,940,312 - Step 5: Solve for x
x = 40,540,629,921,940,312/183,310,900.66 - Step 6: Final answer
x = 221,157,769.54
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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.