Finding the Fourth Proportional to 213,610,391.22, 320,463,908.65 and 68,052,244.26
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Solution
The fourth proportional to 213,610,391.22, 320,463,908.65 and 68,052,244.26 is: 102,093,760.82
Step by Step Solution
- Step 1: Write the proportion equation
213,610,391.22 : 320,463,908.65 = 68,052,244.26 : x - Step 2: Convert to fraction form
213,610,391.22/320,463,908.65 = 68,052,244.26/x - Step 3: Cross multiply
213,610,391.22x = 320,463,908.65 × 68,052,244.26 - Step 4: Simplify right side
213,610,391.22x = 21,808,288,189,250,932 - Step 5: Solve for x
x = 21,808,288,189,250,932/213,610,391.22 - Step 6: Final answer
x = 102,093,760.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.