Finding the Fourth Proportional to 3,066,080,184.80, 4,599,157,157.84 and 855,155,274.08
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Solution
The fourth proportional to 3,066,080,184.80, 4,599,157,157.84 and 855,155,274.08 is: 1,282,743,197.44
Step by Step Solution
- Step 1: Write the proportion equation
3,066,080,184.80 : 4,599,157,157.84 = 855,155,274.08 : x - Step 2: Convert to fraction form
3,066,080,184.80/4,599,157,157.84 = 855,155,274.08/x - Step 3: Cross multiply
3,066,080,184.80x = 4,599,157,157.84 × 855,155,274.08 - Step 4: Simplify right side
3,066,080,184.80x = 3,932,993,499,849,659,392 - Step 5: Solve for x
x = 3,932,993,499,849,659,392/3,066,080,184.80 - Step 6: Final answer
x = 1,282,743,197.44
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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.