Finding the Fourth Proportional to 5,414,162,287.04, 7,473,992,117.12 and 3,409,942,911.56
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Solution
The fourth proportional to 5,414,162,287.04, 7,473,992,117.12 and 3,409,942,911.56 is: 4,707,263,116.56
Step by Step Solution
- Step 1: Write the proportion equation
5,414,162,287.04 : 7,473,992,117.12 = 3,409,942,911.56 : x - Step 2: Convert to fraction form
5,414,162,287.04/7,473,992,117.12 = 3,409,942,911.56/x - Step 3: Cross multiply
5,414,162,287.04x = 7,473,992,117.12 × 3,409,942,911.56 - Step 4: Simplify right side
5,414,162,287.04x = 25,485,886,440,828,661,760 - Step 5: Solve for x
x = 25,485,886,440,828,661,760/5,414,162,287.04 - Step 6: Final answer
x = 4,707,263,116.56
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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.