Finding the Fourth Proportional to 363,358,045.05, 545,037,067.58 and 363,358,045.05
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Solution
The fourth proportional to 363,358,045.05, 545,037,067.58 and 363,358,045.05 is: 545,037,067.58
Step by Step Solution
- Step 1: Write the proportion equation
363,358,045.05 : 545,037,067.58 = 363,358,045.05 : x - Step 2: Convert to fraction form
363,358,045.05/545,037,067.58 = 363,358,045.05/x - Step 3: Cross multiply
363,358,045.05x = 545,037,067.58 × 363,358,045.05 - Step 4: Simplify right side
363,358,045.05x = 198,043,603,353,836,768 - Step 5: Solve for x
x = 198,043,603,353,836,768/363,358,045.05 - Step 6: Final answer
x = 545,037,067.58
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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.