Finding the Fourth Proportional to 106,623,558.63, 159,941,320.61 and 29,940,608.07
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Solution
The fourth proportional to 106,623,558.63, 159,941,320.61 and 29,940,608.07 is: 44,912,592.08
Step by Step Solution
- Step 1: Write the proportion equation
106,623,558.63 : 159,941,320.61 = 29,940,608.07 : x - Step 2: Convert to fraction form
106,623,558.63/159,941,320.61 = 29,940,608.07/x - Step 3: Cross multiply
106,623,558.63x = 159,941,320.61 × 29,940,608.07 - Step 4: Simplify right side
106,623,558.63x = 4,788,740,394,432,520 - Step 5: Solve for x
x = 4,788,740,394,432,520/106,623,558.63 - Step 6: Final answer
x = 44,912,592.08
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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.