Finding the Fourth Proportional to 7,574,769,049.12, 10,453,504,114.58 and 4,233,267,232.72
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Solution
The fourth proportional to 7,574,769,049.12, 10,453,504,114.58 and 4,233,267,232.72 is: 5,842,089,197.49
Step by Step Solution
- Step 1: Write the proportion equation
7,574,769,049.12 : 10,453,504,114.58 = 4,233,267,232.72 : x - Step 2: Convert to fraction form
7,574,769,049.12/10,453,504,114.58 = 4,233,267,232.72/x - Step 3: Cross multiply
7,574,769,049.12x = 10,453,504,114.58 × 4,233,267,232.72 - Step 4: Simplify right side
7,574,769,049.12x = 44,252,476,435,355,205,632 - Step 5: Solve for x
x = 44,252,476,435,355,205,632/7,574,769,049.12 - Step 6: Final answer
x = 5,842,089,197.49
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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.