Finding the Fourth Proportional to 3,474,821,688.69, 4,795,219,863.23 and 1,888,819,283.28
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Solution
The fourth proportional to 3,474,821,688.69, 4,795,219,863.23 and 1,888,819,283.28 is: 2,606,552,092.94
Step by Step Solution
- Step 1: Write the proportion equation
3,474,821,688.69 : 4,795,219,863.23 = 1,888,819,283.28 : x - Step 2: Convert to fraction form
3,474,821,688.69/4,795,219,863.23 = 1,888,819,283.28/x - Step 3: Cross multiply
3,474,821,688.69x = 4,795,219,863.23 × 1,888,819,283.28 - Step 4: Simplify right side
3,474,821,688.69x = 9,057,303,745,244,886,016 - Step 5: Solve for x
x = 9,057,303,745,244,886,016/3,474,821,688.69 - Step 6: Final answer
x = 2,606,552,092.94
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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.