Finding the Fourth Proportional to 100,771,113.30, 151,180,657.69 and 32,613,805.05
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Solution
The fourth proportional to 100,771,113.30, 151,180,657.69 and 32,613,805.05 is: 48,928,471.02
Step by Step Solution
- Step 1: Write the proportion equation
100,771,113.30 : 151,180,657.69 = 32,613,805.05 : x - Step 2: Convert to fraction form
100,771,113.30/151,180,657.69 = 32,613,805.05/x - Step 3: Cross multiply
100,771,113.30x = 151,180,657.69 × 32,613,805.05 - Step 4: Simplify right side
100,771,113.30x = 4,930,576,497,232,443 - Step 5: Solve for x
x = 4,930,576,497,232,443/100,771,113.30 - Step 6: Final answer
x = 48,928,471.02
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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.