Finding the Fourth Proportional to 179,268,055.09, 247,504,341.50 and 146,307,049.09
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Solution
The fourth proportional to 179,268,055.09, 247,504,341.50 and 146,307,049.09 is: 201,997,114.45
Step by Step Solution
- Step 1: Write the proportion equation
179,268,055.09 : 247,504,341.50 = 146,307,049.09 : x - Step 2: Convert to fraction form
179,268,055.09/247,504,341.50 = 146,307,049.09/x - Step 3: Cross multiply
179,268,055.09x = 247,504,341.50 × 146,307,049.09 - Step 4: Simplify right side
179,268,055.09x = 36,211,629,841,828,624 - Step 5: Solve for x
x = 36,211,629,841,828,624/179,268,055.09 - Step 6: Final answer
x = 201,997,114.45
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1.5x scale
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.