Finding the Fourth Proportional to 336,303,338.70, 504,455,008.05 and 268,278,890.70
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Solution
The fourth proportional to 336,303,338.70, 504,455,008.05 and 268,278,890.70 is: 402,418,336.05
Step by Step Solution
- Step 1: Write the proportion equation
336,303,338.70 : 504,455,008.05 = 268,278,890.70 : x - Step 2: Convert to fraction form
336,303,338.70/504,455,008.05 = 268,278,890.70/x - Step 3: Cross multiply
336,303,338.70x = 504,455,008.05 × 268,278,890.70 - Step 4: Simplify right side
336,303,338.70x = 135,334,629,967,713,568 - Step 5: Solve for x
x = 135,334,629,967,713,568/336,303,338.70 - Step 6: Final answer
x = 402,418,336.05
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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.