Finding the Fourth Proportional to 29,230,234.30, 43,845,351.45 and 7,664,794.30
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Solution
The fourth proportional to 29,230,234.30, 43,845,351.45 and 7,664,794.30 is: 11,497,191.45
Step by Step Solution
- Step 1: Write the proportion equation
29,230,234.30 : 43,845,351.45 = 7,664,794.30 : x - Step 2: Convert to fraction form
29,230,234.30/43,845,351.45 = 7,664,794.30/x - Step 3: Cross multiply
29,230,234.30x = 43,845,351.45 × 7,664,794.30 - Step 4: Simplify right side
29,230,234.30x = 336,065,599,875,456.75 - Step 5: Solve for x
x = 336,065,599,875,456.75/29,230,234.30 - Step 6: Final answer
x = 11,497,191.45
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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.