Finding the Fourth Proportional to 324,343,353.60, 486,467,791.20 and 94,288,449.60
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Solution
The fourth proportional to 324,343,353.60, 486,467,791.20 and 94,288,449.60 is: 141,418,941.70
Step by Step Solution
- Step 1: Write the proportion equation
324,343,353.60 : 486,467,791.20 = 94,288,449.60 : x - Step 2: Convert to fraction form
324,343,353.60/486,467,791.20 = 94,288,449.60/x - Step 3: Cross multiply
324,343,353.60x = 486,467,791.20 × 94,288,449.60 - Step 4: Simplify right side
324,343,353.60x = 45,868,293,812,584,520 - Step 5: Solve for x
x = 45,868,293,812,584,520/324,343,353.60 - Step 6: Final answer
x = 141,418,941.70
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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.