Finding the Fourth Proportional to 327,264,648.35, 451,634,821.47 and 178,595,365.10
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Solution
The fourth proportional to 327,264,648.35, 451,634,821.47 and 178,595,365.10 is: 246,466,846.44
Step by Step Solution
- Step 1: Write the proportion equation
327,264,648.35 : 451,634,821.47 = 178,595,365.10 : x - Step 2: Convert to fraction form
327,264,648.35/451,634,821.47 = 178,595,365.10/x - Step 3: Cross multiply
327,264,648.35x = 451,634,821.47 × 178,595,365.10 - Step 4: Simplify right side
327,264,648.35x = 80,659,885,830,049,792 - Step 5: Solve for x
x = 80,659,885,830,049,792/327,264,648.35 - Step 6: Final answer
x = 246,466,846.44
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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.