Finding the Fourth Proportional to 332,829,043.20, 499,243,564.80 and 323,263,105.20
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Solution
The fourth proportional to 332,829,043.20, 499,243,564.80 and 323,263,105.20 is: 484,894,657.80
Step by Step Solution
- Step 1: Write the proportion equation
332,829,043.20 : 499,243,564.80 = 323,263,105.20 : x - Step 2: Convert to fraction form
332,829,043.20/499,243,564.80 = 323,263,105.20/x - Step 3: Cross multiply
332,829,043.20x = 499,243,564.80 × 323,263,105.20 - Step 4: Simplify right side
332,829,043.20x = 161,387,025,008,365,408 - Step 5: Solve for x
x = 161,387,025,008,365,408/332,829,043.20 - Step 6: Final answer
x = 484,894,657.80
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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.