Finding the Fourth Proportional to 248,197,260.42, 371,811,558.33 and 193,353,047.37
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Solution
The fourth proportional to 248,197,260.42, 371,811,558.33 and 193,353,047.37 is: 289,652,261.79
Step by Step Solution
- Step 1: Write the proportion equation
248,197,260.42 : 371,811,558.33 = 193,353,047.37 : x - Step 2: Convert to fraction form
248,197,260.42/371,811,558.33 = 193,353,047.37/x - Step 3: Cross multiply
248,197,260.42x = 371,811,558.33 × 193,353,047.37 - Step 4: Simplify right side
248,197,260.42x = 71,890,897,850,494,008 - Step 5: Solve for x
x = 71,890,897,850,494,008/248,197,260.42 - Step 6: Final answer
x = 289,652,261.79
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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.