Finding the Fourth Proportional to 4,783,214,402.40, 7,174,821,603.60 and 4,347,007,629.60
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Solution
The fourth proportional to 4,783,214,402.40, 7,174,821,603.60 and 4,347,007,629.60 is: 6,520,511,444.40
Step by Step Solution
- Step 1: Write the proportion equation
4,783,214,402.40 : 7,174,821,603.60 = 4,347,007,629.60 : x - Step 2: Convert to fraction form
4,783,214,402.40/7,174,821,603.60 = 4,347,007,629.60/x - Step 3: Cross multiply
4,783,214,402.40x = 7,174,821,603.60 × 4,347,007,629.60 - Step 4: Simplify right side
4,783,214,402.40x = 31,189,004,251,868,110,848 - Step 5: Solve for x
x = 31,189,004,251,868,110,848/4,783,214,402.40 - Step 6: Final answer
x = 6,520,511,444.40
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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.