Finding the Fourth Proportional to 1,883,791,163.16, 2,825,471,137.28 and 503,713,287.90
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Solution
The fourth proportional to 1,883,791,163.16, 2,825,471,137.28 and 503,713,287.90 is: 755,512,279.84
Step by Step Solution
- Step 1: Write the proportion equation
1,883,791,163.16 : 2,825,471,137.28 = 503,713,287.90 : x - Step 2: Convert to fraction form
1,883,791,163.16/2,825,471,137.28 = 503,713,287.90/x - Step 3: Cross multiply
1,883,791,163.16x = 2,825,471,137.28 × 503,713,287.90 - Step 4: Simplify right side
1,883,791,163.16x = 1,423,227,356,425,861,120 - Step 5: Solve for x
x = 1,423,227,356,425,861,120/1,883,791,163.16 - Step 6: Final answer
x = 755,512,279.84
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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.