Finding the Fourth Proportional to 2,883,924,145.80, 4,325,886,218.70 and 1,914,575,761.80
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Solution
The fourth proportional to 2,883,924,145.80, 4,325,886,218.70 and 1,914,575,761.80 is: 2,871,863,642.70
Step by Step Solution
- Step 1: Write the proportion equation
2,883,924,145.80 : 4,325,886,218.70 = 1,914,575,761.80 : x - Step 2: Convert to fraction form
2,883,924,145.80/4,325,886,218.70 = 1,914,575,761.80/x - Step 3: Cross multiply
2,883,924,145.80x = 4,325,886,218.70 × 1,914,575,761.80 - Step 4: Simplify right side
2,883,924,145.80x = 8,282,236,902,627,673,088 - Step 5: Solve for x
x = 8,282,236,902,627,673,088/2,883,924,145.80 - Step 6: Final answer
x = 2,871,863,642.70
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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.