Finding the Fourth Proportional to 273,239,956.39, 409,859,616.24 and 89,007,135.34
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Solution
The fourth proportional to 273,239,956.39, 409,859,616.24 and 89,007,135.34 is: 133,510,599.31
Step by Step Solution
- Step 1: Write the proportion equation
273,239,956.39 : 409,859,616.24 = 89,007,135.34 : x - Step 2: Convert to fraction form
273,239,956.39/409,859,616.24 = 89,007,135.34/x - Step 3: Cross multiply
273,239,956.39x = 409,859,616.24 × 89,007,135.34 - Step 4: Simplify right side
273,239,956.39x = 36,480,430,333,074,144 - Step 5: Solve for x
x = 36,480,430,333,074,144/273,239,956.39 - Step 6: Final answer
x = 133,510,599.31
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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.