Finding the Fourth Proportional to 203,146,135.08, 280,343,313.84 and 110,327,307.36
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Solution
The fourth proportional to 203,146,135.08, 280,343,313.84 and 110,327,307.36 is: 152,252,578.86
Step by Step Solution
- Step 1: Write the proportion equation
203,146,135.08 : 280,343,313.84 = 110,327,307.36 : x - Step 2: Convert to fraction form
203,146,135.08/280,343,313.84 = 110,327,307.36/x - Step 3: Cross multiply
203,146,135.08x = 280,343,313.84 × 110,327,307.36 - Step 4: Simplify right side
203,146,135.08x = 30,929,522,952,346,620 - Step 5: Solve for x
x = 30,929,522,952,346,620/203,146,135.08 - Step 6: Final answer
x = 152,252,578.86
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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.