Finding the Fourth Proportional to 300,982,794.16, 451,452,268.84 and 135,037,684.84
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Solution
The fourth proportional to 300,982,794.16, 451,452,268.84 and 135,037,684.84 is: 202,546,691.65
Step by Step Solution
- Step 1: Write the proportion equation
300,982,794.16 : 451,452,268.84 = 135,037,684.84 : x - Step 2: Convert to fraction form
300,982,794.16/451,452,268.84 = 135,037,684.84/x - Step 3: Cross multiply
300,982,794.16x = 451,452,268.84 × 135,037,684.84 - Step 4: Simplify right side
300,982,794.16x = 60,963,069,199,918,872 - Step 5: Solve for x
x = 60,963,069,199,918,872/300,982,794.16 - Step 6: Final answer
x = 202,546,691.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.