Finding the Fourth Proportional to 4,137,372,230.40, 6,209,081,654.40 and 2,912,932,166.40
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Solution
The fourth proportional to 4,137,372,230.40, 6,209,081,654.40 and 2,912,932,166.40 is: 4,371,526,821.30
Step by Step Solution
- Step 1: Write the proportion equation
4,137,372,230.40 : 6,209,081,654.40 = 2,912,932,166.40 : x - Step 2: Convert to fraction form
4,137,372,230.40/6,209,081,654.40 = 2,912,932,166.40/x - Step 3: Cross multiply
4,137,372,230.40x = 6,209,081,654.40 × 2,912,932,166.40 - Step 4: Simplify right side
4,137,372,230.40x = 18,086,633,674,905,886,720 - Step 5: Solve for x
x = 18,086,633,674,905,886,720/4,137,372,230.40 - Step 6: Final answer
x = 4,371,526,821.30
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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.