Finding the Fourth Proportional to 79,916,502.42, 110,284,769.73 and 43,247,074.42
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Solution
The fourth proportional to 79,916,502.42, 110,284,769.73 and 43,247,074.42 is: 59,680,960.75
Step by Step Solution
- Step 1: Write the proportion equation
79,916,502.42 : 110,284,769.73 = 43,247,074.42 : x - Step 2: Convert to fraction form
79,916,502.42/110,284,769.73 = 43,247,074.42/x - Step 3: Cross multiply
79,916,502.42x = 110,284,769.73 × 43,247,074.42 - Step 4: Simplify right side
79,916,502.42x = 4,769,493,643,905,874 - Step 5: Solve for x
x = 4,769,493,643,905,874/79,916,502.42 - Step 6: Final answer
x = 59,680,960.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.