Finding the Fourth Proportional to 7,372,263,717.45, 11,066,265,047.91 and 3,177,286,769.49
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Solution
The fourth proportional to 7,372,263,717.45, 11,066,265,047.91 and 3,177,286,769.49 is: 4,769,321,726.94
Step by Step Solution
- Step 1: Write the proportion equation
7,372,263,717.45 : 11,066,265,047.91 = 3,177,286,769.49 : x - Step 2: Convert to fraction form
7,372,263,717.45/11,066,265,047.91 = 3,177,286,769.49/x - Step 3: Cross multiply
7,372,263,717.45x = 11,066,265,047.91 × 3,177,286,769.49 - Step 4: Simplify right side
7,372,263,717.45x = 35,160,697,524,364,718,080 - Step 5: Solve for x
x = 35,160,697,524,364,718,080/7,372,263,717.45 - Step 6: Final answer
x = 4,769,321,726.94
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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.