Finding the Fourth Proportional to 5,794,413,473.70, 8,691,620,210.55 and 1,432,345,745.70
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Solution
The fourth proportional to 5,794,413,473.70, 8,691,620,210.55 and 1,432,345,745.70 is: 2,148,518,618.55
Step by Step Solution
- Step 1: Write the proportion equation
5,794,413,473.70 : 8,691,620,210.55 = 1,432,345,745.70 : x - Step 2: Convert to fraction form
5,794,413,473.70/8,691,620,210.55 = 1,432,345,745.70/x - Step 3: Cross multiply
5,794,413,473.70x = 8,691,620,210.55 × 1,432,345,745.70 - Step 4: Simplify right side
5,794,413,473.70x = 12,449,405,231,821,430,784 - Step 5: Solve for x
x = 12,449,405,231,821,430,784/5,794,413,473.70 - Step 6: Final answer
x = 2,148,518,618.55
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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.