Finding the Fourth Proportional to 296,279,454.44, 409,007,425.38 and 197,324,877.80
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Solution
The fourth proportional to 296,279,454.44, 409,007,425.38 and 197,324,877.80 is: 272,402,757.00
Step by Step Solution
- Step 1: Write the proportion equation
296,279,454.44 : 409,007,425.38 = 197,324,877.80 : x - Step 2: Convert to fraction form
296,279,454.44/409,007,425.38 = 197,324,877.80/x - Step 3: Cross multiply
296,279,454.44x = 409,007,425.38 × 197,324,877.80 - Step 4: Simplify right side
296,279,454.44x = 80,707,340,232,401,120 - Step 5: Solve for x
x = 80,707,340,232,401,120/296,279,454.44 - Step 6: Final answer
x = 272,402,757.00
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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.