Finding the Fourth Proportional to 1,951,734,431.08, 2,693,393,529.06 and 1,071,668,135.08
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Solution
The fourth proportional to 1,951,734,431.08, 2,693,393,529.06 and 1,071,668,135.08 is: 1,478,902,034.19
Step by Step Solution
- Step 1: Write the proportion equation
1,951,734,431.08 : 2,693,393,529.06 = 1,071,668,135.08 : x - Step 2: Convert to fraction form
1,951,734,431.08/2,693,393,529.06 = 1,071,668,135.08/x - Step 3: Cross multiply
1,951,734,431.08x = 2,693,393,529.06 × 1,071,668,135.08 - Step 4: Simplify right side
1,951,734,431.08x = 2,886,424,020,324,270,080 - Step 5: Solve for x
x = 2,886,424,020,324,270,080/1,951,734,431.08 - Step 6: Final answer
x = 1,478,902,034.19
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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.