Finding the Fourth Proportional to 1,002,512,134.81, 1,503,766,134.56 and 565,614,488.17
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Solution
The fourth proportional to 1,002,512,134.81, 1,503,766,134.56 and 565,614,488.17 is: 848,420,565.69
Step by Step Solution
- Step 1: Write the proportion equation
1,002,512,134.81 : 1,503,766,134.56 = 565,614,488.17 : x - Step 2: Convert to fraction form
1,002,512,134.81/1,503,766,134.56 = 565,614,488.17/x - Step 3: Cross multiply
1,002,512,134.81x = 1,503,766,134.56 × 565,614,488.17 - Step 4: Simplify right side
1,002,512,134.81x = 850,551,912,526,533,632 - Step 5: Solve for x
x = 850,551,912,526,533,632/1,002,512,134.81 - Step 6: Final answer
x = 848,420,565.69
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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.