Finding the Fourth Proportional to 79,682,611.68, 109,959,101.03 and 44,398,593.65
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Solution
The fourth proportional to 79,682,611.68, 109,959,101.03 and 44,398,593.65 is: 61,268,441.66
Step by Step Solution
- Step 1: Write the proportion equation
79,682,611.68 : 109,959,101.03 = 44,398,593.65 : x - Step 2: Convert to fraction form
79,682,611.68/109,959,101.03 = 44,398,593.65/x - Step 3: Cross multiply
79,682,611.68x = 109,959,101.03 × 44,398,593.65 - Step 4: Simplify right side
79,682,611.68x = 4,882,029,445,136,161 - Step 5: Solve for x
x = 4,882,029,445,136,161/79,682,611.68 - Step 6: Final answer
x = 61,268,441.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.