Finding the Fourth Proportional to 299,383,181.60, 449,074,772.40 and 184,497,447.20
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Solution
The fourth proportional to 299,383,181.60, 449,074,772.40 and 184,497,447.20 is: 276,746,170.80
Step by Step Solution
- Step 1: Write the proportion equation
299,383,181.60 : 449,074,772.40 = 184,497,447.20 : x - Step 2: Convert to fraction form
299,383,181.60/449,074,772.40 = 184,497,447.20/x - Step 3: Cross multiply
299,383,181.60x = 449,074,772.40 × 184,497,447.20 - Step 4: Simplify right side
299,383,181.60x = 82,853,149,109,721,008 - Step 5: Solve for x
x = 82,853,149,109,721,008/299,383,181.60 - Step 6: Final answer
x = 276,746,170.80
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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.