Finding the Fourth Proportional to 4,535,146,878.80, 6,802,720,414.20 and 1,088,574,846.80
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Solution
The fourth proportional to 4,535,146,878.80, 6,802,720,414.20 and 1,088,574,846.80 is: 1,632,862,293.24
Step by Step Solution
- Step 1: Write the proportion equation
4,535,146,878.80 : 6,802,720,414.20 = 1,088,574,846.80 : x - Step 2: Convert to fraction form
4,535,146,878.80/6,802,720,414.20 = 1,088,574,846.80/x - Step 3: Cross multiply
4,535,146,878.80x = 6,802,720,414.20 × 1,088,574,846.80 - Step 4: Simplify right side
4,535,146,878.80x = 7,405,270,332,710,996,992 - Step 5: Solve for x
x = 7,405,270,332,710,996,992/4,535,146,878.80 - Step 6: Final answer
x = 1,632,862,293.24
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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.