Finding the Fourth Proportional to 5,313,664,517.25, 7,970,526,571.62 and 1,772,396,233.01
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Solution
The fourth proportional to 5,313,664,517.25, 7,970,526,571.62 and 1,772,396,233.01 is: 2,658,604,288.02
Step by Step Solution
- Step 1: Write the proportion equation
5,313,664,517.25 : 7,970,526,571.62 = 1,772,396,233.01 : x - Step 2: Convert to fraction form
5,313,664,517.25/7,970,526,571.62 = 1,772,396,233.01/x - Step 3: Cross multiply
5,313,664,517.25x = 7,970,526,571.62 × 1,772,396,233.01 - Step 4: Simplify right side
5,313,664,517.25x = 14,126,931,270,660,894,720 - Step 5: Solve for x
x = 14,126,931,270,660,894,720/5,313,664,517.25 - Step 6: Final answer
x = 2,658,604,288.02
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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.