Finding the Fourth Proportional to 2,932,528,201.40, 4,403,894,135.70 and 1,555,033,129.40
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Solution
The fourth proportional to 2,932,528,201.40, 4,403,894,135.70 and 1,555,033,129.40 is: 2,335,255,045.84
Step by Step Solution
- Step 1: Write the proportion equation
2,932,528,201.40 : 4,403,894,135.70 = 1,555,033,129.40 : x - Step 2: Convert to fraction form
2,932,528,201.40/4,403,894,135.70 = 1,555,033,129.40/x - Step 3: Cross multiply
2,932,528,201.40x = 4,403,894,135.70 × 1,555,033,129.40 - Step 4: Simplify right side
2,932,528,201.40x = 6,848,201,279,383,879,680 - Step 5: Solve for x
x = 6,848,201,279,383,879,680/2,932,528,201.40 - Step 6: Final answer
x = 2,335,255,045.84
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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.