Finding the Fourth Proportional to 351,014,861.80, 526,522,292.70 and 169,616,333.80
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Solution
The fourth proportional to 351,014,861.80, 526,522,292.70 and 169,616,333.80 is: 254,424,500.70
Step by Step Solution
- Step 1: Write the proportion equation
351,014,861.80 : 526,522,292.70 = 169,616,333.80 : x - Step 2: Convert to fraction form
351,014,861.80/526,522,292.70 = 169,616,333.80/x - Step 3: Cross multiply
351,014,861.80x = 526,522,292.70 × 169,616,333.80 - Step 4: Simplify right side
351,014,861.80x = 89,306,780,951,744,512 - Step 5: Solve for x
x = 89,306,780,951,744,512/351,014,861.80 - Step 6: Final answer
x = 254,424,500.70
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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.