Finding the Fourth Proportional to 326,351,024.48, 489,526,536.72 and 107,942,682.80
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Solution
The fourth proportional to 326,351,024.48, 489,526,536.72 and 107,942,682.80 is: 161,914,024.20
Step by Step Solution
- Step 1: Write the proportion equation
326,351,024.48 : 489,526,536.72 = 107,942,682.80 : x - Step 2: Convert to fraction form
326,351,024.48/489,526,536.72 = 107,942,682.80/x - Step 3: Cross multiply
326,351,024.48x = 489,526,536.72 × 107,942,682.80 - Step 4: Simplify right side
326,351,024.48x = 52,840,807,675,349,512 - Step 5: Solve for x
x = 52,840,807,675,349,512/326,351,024.48 - Step 6: Final answer
x = 161,914,024.20
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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.