Finding the Fourth Proportional to 79,268,697.74, 118,874,520.66 and 27,439,218.02
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Solution
The fourth proportional to 79,268,697.74, 118,874,520.66 and 27,439,218.02 is: 41,148,952.64
Step by Step Solution
- Step 1: Write the proportion equation
79,268,697.74 : 118,874,520.66 = 27,439,218.02 : x - Step 2: Convert to fraction form
79,268,697.74/118,874,520.66 = 27,439,218.02/x - Step 3: Cross multiply
79,268,697.74x = 118,874,520.66 × 27,439,218.02 - Step 4: Simplify right side
79,268,697.74x = 3,261,823,889,412,734 - Step 5: Solve for x
x = 3,261,823,889,412,734/79,268,697.74 - Step 6: Final answer
x = 41,148,952.64
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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.