Finding the Fourth Proportional to 132,456,658.62, 198,669,852.30 and 35,419,932.12
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Solution
The fourth proportional to 132,456,658.62, 198,669,852.30 and 35,419,932.12 is: 53,125,850.80
Step by Step Solution
- Step 1: Write the proportion equation
132,456,658.62 : 198,669,852.30 = 35,419,932.12 : x - Step 2: Convert to fraction form
132,456,658.62/198,669,852.30 = 35,419,932.12/x - Step 3: Cross multiply
132,456,658.62x = 198,669,852.30 × 35,419,932.12 - Step 4: Simplify right side
132,456,658.62x = 7,036,872,682,756,426 - Step 5: Solve for x
x = 7,036,872,682,756,426/132,456,658.62 - Step 6: Final answer
x = 53,125,850.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.