Finding the Fourth Proportional to 8,975,504,747.20, 13,463,257,120.80 and 5,256,268,052.80
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Solution
The fourth proportional to 8,975,504,747.20, 13,463,257,120.80 and 5,256,268,052.80 is: 7,884,402,079.20
Step by Step Solution
- Step 1: Write the proportion equation
8,975,504,747.20 : 13,463,257,120.80 = 5,256,268,052.80 : x - Step 2: Convert to fraction form
8,975,504,747.20/13,463,257,120.80 = 5,256,268,052.80/x - Step 3: Cross multiply
8,975,504,747.20x = 13,463,257,120.80 × 5,256,268,052.80 - Step 4: Simplify right side
8,975,504,747.20x = 70,766,488,290,693,152,768 - Step 5: Solve for x
x = 70,766,488,290,693,152,768/8,975,504,747.20 - Step 6: Final answer
x = 7,884,402,079.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.