Finding the Fourth Proportional to 5,440,531,812.40, 8,160,797,718.60 and 3,263,749,476.40
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Solution
The fourth proportional to 5,440,531,812.40, 8,160,797,718.60 and 3,263,749,476.40 is: 4,895,624,214.60
Step by Step Solution
- Step 1: Write the proportion equation
5,440,531,812.40 : 8,160,797,718.60 = 3,263,749,476.40 : x - Step 2: Convert to fraction form
5,440,531,812.40/8,160,797,718.60 = 3,263,749,476.40/x - Step 3: Cross multiply
5,440,531,812.40x = 8,160,797,718.60 × 3,263,749,476.40 - Step 4: Simplify right side
5,440,531,812.40x = 26,634,799,281,087,066,112 - Step 5: Solve for x
x = 26,634,799,281,087,066,112/5,440,531,812.40 - Step 6: Final answer
x = 4,895,624,214.60
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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.