Finding the Fourth Proportional to 50,868,042.90, 76,306,729.95 and 16,789,463.70
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Solution
The fourth proportional to 50,868,042.90, 76,306,729.95 and 16,789,463.70 is: 25,185,735.47
Step by Step Solution
- Step 1: Write the proportion equation
50,868,042.90 : 76,306,729.95 = 16,789,463.70 : x - Step 2: Convert to fraction form
50,868,042.90/76,306,729.95 = 16,789,463.70/x - Step 3: Cross multiply
50,868,042.90x = 76,306,729.95 × 16,789,463.70 - Step 4: Simplify right side
50,868,042.90x = 1,281,149,072,561,227.75 - Step 5: Solve for x
x = 1,281,149,072,561,227.75/50,868,042.90 - Step 6: Final answer
x = 25,185,735.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.