Finding the Fourth Proportional to 5,476,247,983.80, 8,214,371,975.70 and 3,299,465,647.80
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Solution
The fourth proportional to 5,476,247,983.80, 8,214,371,975.70 and 3,299,465,647.80 is: 4,949,198,471.70
Step by Step Solution
- Step 1: Write the proportion equation
5,476,247,983.80 : 8,214,371,975.70 = 3,299,465,647.80 : x - Step 2: Convert to fraction form
5,476,247,983.80/8,214,371,975.70 = 3,299,465,647.80/x - Step 3: Cross multiply
5,476,247,983.80x = 8,214,371,975.70 × 3,299,465,647.80 - Step 4: Simplify right side
5,476,247,983.80x = 27,103,038,152,073,166,848 - Step 5: Solve for x
x = 27,103,038,152,073,166,848/5,476,247,983.80 - Step 6: Final answer
x = 4,949,198,471.70
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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.