Finding the Fourth Proportional to 5,399,307,821.76, 8,090,117,543.85 and 2,875,556,549.07
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Solution
The fourth proportional to 5,399,307,821.76, 8,090,117,543.85 and 2,875,556,549.07 is: 4,308,624,596.70
Step by Step Solution
- Step 1: Write the proportion equation
5,399,307,821.76 : 8,090,117,543.85 = 2,875,556,549.07 : x - Step 2: Convert to fraction form
5,399,307,821.76/8,090,117,543.85 = 2,875,556,549.07/x - Step 3: Cross multiply
5,399,307,821.76x = 8,090,117,543.85 × 2,875,556,549.07 - Step 4: Simplify right side
5,399,307,821.76x = 23,263,590,485,963,972,608 - Step 5: Solve for x
x = 23,263,590,485,963,972,608/5,399,307,821.76 - Step 6: Final answer
x = 4,308,624,596.70
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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.