Finding the Fourth Proportional to 327,091,360.44, 451,387,490.90 and 178,415,672.32
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Solution
The fourth proportional to 327,091,360.44, 451,387,490.90 and 178,415,672.32 is: 246,214,398.80
Step by Step Solution
- Step 1: Write the proportion equation
327,091,360.44 : 451,387,490.90 = 178,415,672.32 : x - Step 2: Convert to fraction form
327,091,360.44/451,387,490.90 = 178,415,672.32/x - Step 3: Cross multiply
327,091,360.44x = 451,387,490.90 × 178,415,672.32 - Step 4: Simplify right side
327,091,360.44x = 80,534,602,665,943,808 - Step 5: Solve for x
x = 80,534,602,665,943,808/327,091,360.44 - Step 6: Final answer
x = 246,214,398.80
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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.