Finding the Fourth Proportional to 3,883,013,761.99, 5,824,485,512.84 and 1,227,070,276.90
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Solution
The fourth proportional to 3,883,013,761.99, 5,824,485,512.84 and 1,227,070,276.90 is: 1,840,594,313.87
Step by Step Solution
- Step 1: Write the proportion equation
3,883,013,761.99 : 5,824,485,512.84 = 1,227,070,276.90 : x - Step 2: Convert to fraction form
3,883,013,761.99/5,824,485,512.84 = 1,227,070,276.90/x - Step 3: Cross multiply
3,883,013,761.99x = 5,824,485,512.84 × 1,227,070,276.90 - Step 4: Simplify right side
3,883,013,761.99x = 7,147,053,051,005,359,104 - Step 5: Solve for x
x = 7,147,053,051,005,359,104/3,883,013,761.99 - Step 6: Final answer
x = 1,840,594,313.87
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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.