Finding the Fourth Proportional to 4,137,372,260.40, 6,209,081,699.40 and 2,912,932,196.40
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Solution
The fourth proportional to 4,137,372,260.40, 6,209,081,699.40 and 2,912,932,196.40 is: 4,371,526,866.31
Step by Step Solution
- Step 1: Write the proportion equation
4,137,372,260.40 : 6,209,081,699.40 = 2,912,932,196.40 : x - Step 2: Convert to fraction form
4,137,372,260.40/6,209,081,699.40 = 2,912,932,196.40/x - Step 3: Cross multiply
4,137,372,260.40x = 6,209,081,699.40 × 2,912,932,196.40 - Step 4: Simplify right side
4,137,372,260.40x = 18,086,633,992,260,286,464 - Step 5: Solve for x
x = 18,086,633,992,260,286,464/4,137,372,260.40 - Step 6: Final answer
x = 4,371,526,866.31
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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.