Finding the Fourth Proportional to 4,137,562,919.60, 6,206,328,049.80 and 1,229,517,767.60
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Solution
The fourth proportional to 4,137,562,919.60, 6,206,328,049.80 and 1,229,517,767.60 is: 1,844,271,798.90
Step by Step Solution
- Step 1: Write the proportion equation
4,137,562,919.60 : 6,206,328,049.80 = 1,229,517,767.60 : x - Step 2: Convert to fraction form
4,137,562,919.60/6,206,328,049.80 = 1,229,517,767.60/x - Step 3: Cross multiply
4,137,562,919.60x = 6,206,328,049.80 × 1,229,517,767.60 - Step 4: Simplify right side
4,137,562,919.60x = 7,630,790,608,783,356,928 - Step 5: Solve for x
x = 7,630,790,608,783,356,928/4,137,562,919.60 - Step 6: Final answer
x = 1,844,271,798.90
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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.