Finding the Fourth Proportional to 194,378,162.40, 291,571,909.20 and 58,067,992.80
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Solution
The fourth proportional to 194,378,162.40, 291,571,909.20 and 58,067,992.80 is: 87,103,382.99
Step by Step Solution
- Step 1: Write the proportion equation
194,378,162.40 : 291,571,909.20 = 58,067,992.80 : x - Step 2: Convert to fraction form
194,378,162.40/291,571,909.20 = 58,067,992.80/x - Step 3: Cross multiply
194,378,162.40x = 291,571,909.20 × 58,067,992.80 - Step 4: Simplify right side
194,378,162.40x = 16,930,995,524,107,852 - Step 5: Solve for x
x = 16,930,995,524,107,852/194,378,162.40 - Step 6: Final answer
x = 87,103,382.99
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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.