Finding the Fourth Proportional to 347,462,604.68, 479,540,935.14 and 200,784,888.68
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Solution
The fourth proportional to 347,462,604.68, 479,540,935.14 and 200,784,888.68 is: 277,107,728.95
Step by Step Solution
- Step 1: Write the proportion equation
347,462,604.68 : 479,540,935.14 = 200,784,888.68 : x - Step 2: Convert to fraction form
347,462,604.68/479,540,935.14 = 200,784,888.68/x - Step 3: Cross multiply
347,462,604.68x = 479,540,935.14 × 200,784,888.68 - Step 4: Simplify right side
347,462,604.68x = 96,284,573,279,588,000 - Step 5: Solve for x
x = 96,284,573,279,588,000/347,462,604.68 - Step 6: Final answer
x = 277,107,728.95
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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.