Finding the Fourth Proportional to 334,540,486.11, 461,638,804.53 and 193,420,760.68
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Solution
The fourth proportional to 334,540,486.11, 461,638,804.53 and 193,420,760.68 is: 266,905,000.86
Step by Step Solution
- Step 1: Write the proportion equation
334,540,486.11 : 461,638,804.53 = 193,420,760.68 : x - Step 2: Convert to fraction form
334,540,486.11/461,638,804.53 = 193,420,760.68/x - Step 3: Cross multiply
334,540,486.11x = 461,638,804.53 × 193,420,760.68 - Step 4: Simplify right side
334,540,486.11x = 89,290,528,732,900,816 - Step 5: Solve for x
x = 89,290,528,732,900,816/334,540,486.11 - Step 6: Final answer
x = 266,905,000.86
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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.