Finding the Fourth Proportional to 6,822,805,851.12, 9,415,959,295.49 and 3,770,916,477.02
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Solution
The fourth proportional to 6,822,805,851.12, 9,415,959,295.49 and 3,770,916,477.02 is: 5,204,134,021.85
Step by Step Solution
- Step 1: Write the proportion equation
6,822,805,851.12 : 9,415,959,295.49 = 3,770,916,477.02 : x - Step 2: Convert to fraction form
6,822,805,851.12/9,415,959,295.49 = 3,770,916,477.02/x - Step 3: Cross multiply
6,822,805,851.12x = 9,415,959,295.49 × 3,770,916,477.02 - Step 4: Simplify right side
6,822,805,851.12x = 35,506,796,054,312,869,888 - Step 5: Solve for x
x = 35,506,796,054,312,869,888/6,822,805,851.12 - Step 6: Final answer
x = 5,204,134,021.85
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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.