Finding the Fourth Proportional to 334,540,487.62, 461,638,806.60 and 193,420,762.19
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Solution
The fourth proportional to 334,540,487.62, 461,638,806.60 and 193,420,762.19 is: 266,905,002.93
Step by Step Solution
- Step 1: Write the proportion equation
334,540,487.62 : 461,638,806.60 = 193,420,762.19 : x - Step 2: Convert to fraction form
334,540,487.62/461,638,806.60 = 193,420,762.19/x - Step 3: Cross multiply
334,540,487.62x = 461,638,806.60 × 193,420,762.19 - Step 4: Simplify right side
334,540,487.62x = 89,290,529,826,745,808 - Step 5: Solve for x
x = 89,290,529,826,745,808/334,540,487.62 - Step 6: Final answer
x = 266,905,002.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.