Finding the Fourth Proportional to 5,167,152,442.80, 7,750,728,664.20 and 4,554,932,410.80
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Solution
The fourth proportional to 5,167,152,442.80, 7,750,728,664.20 and 4,554,932,410.80 is: 6,832,398,616.20
Step by Step Solution
- Step 1: Write the proportion equation
5,167,152,442.80 : 7,750,728,664.20 = 4,554,932,410.80 : x - Step 2: Convert to fraction form
5,167,152,442.80/7,750,728,664.20 = 4,554,932,410.80/x - Step 3: Cross multiply
5,167,152,442.80x = 7,750,728,664.20 × 4,554,932,410.80 - Step 4: Simplify right side
5,167,152,442.80x = 35,304,045,199,881,170,944 - Step 5: Solve for x
x = 35,304,045,199,881,170,944/5,167,152,442.80 - Step 6: Final answer
x = 6,832,398,616.20
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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.