Finding the Fourth Proportional to 176,208,906.70, 264,313,360.05 and 107,334,153.10
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Solution
The fourth proportional to 176,208,906.70, 264,313,360.05 and 107,334,153.10 is: 161,001,229.65
Step by Step Solution
- Step 1: Write the proportion equation
176,208,906.70 : 264,313,360.05 = 107,334,153.10 : x - Step 2: Convert to fraction form
176,208,906.70/264,313,360.05 = 107,334,153.10/x - Step 3: Cross multiply
176,208,906.70x = 264,313,360.05 × 107,334,153.10 - Step 4: Simplify right side
176,208,906.70x = 28,369,850,653,982,124 - Step 5: Solve for x
x = 28,369,850,653,982,124/176,208,906.70 - Step 6: Final answer
x = 161,001,229.65
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1.5x scale
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.