Finding the Fourth Proportional to 7,544,117,812.20, 11,316,176,718.30 and 3,870,797,620.20
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Solution
The fourth proportional to 7,544,117,812.20, 11,316,176,718.30 and 3,870,797,620.20 is: 5,806,196,430.30
Step by Step Solution
- Step 1: Write the proportion equation
7,544,117,812.20 : 11,316,176,718.30 = 3,870,797,620.20 : x - Step 2: Convert to fraction form
7,544,117,812.20/11,316,176,718.30 = 3,870,797,620.20/x - Step 3: Cross multiply
7,544,117,812.20x = 11,316,176,718.30 × 3,870,797,620.20 - Step 4: Simplify right side
7,544,117,812.20x = 43,802,629,910,958,276,608 - Step 5: Solve for x
x = 43,802,629,910,958,276,608/7,544,117,812.20 - Step 6: Final answer
x = 5,806,196,430.30
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1.5x scale
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.