Finding the Fourth Proportional to 3,152,194,782.65, 4,729,486,363.14 and 1,892,538,567.99
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Solution
The fourth proportional to 3,152,194,782.65, 4,729,486,363.14 and 1,892,538,567.99 is: 2,839,524,828.32
Step by Step Solution
- Step 1: Write the proportion equation
3,152,194,782.65 : 4,729,486,363.14 = 1,892,538,567.99 : x - Step 2: Convert to fraction form
3,152,194,782.65/4,729,486,363.14 = 1,892,538,567.99/x - Step 3: Cross multiply
3,152,194,782.65x = 4,729,486,363.14 × 1,892,538,567.99 - Step 4: Simplify right side
3,152,194,782.65x = 8,950,735,349,029,086,208 - Step 5: Solve for x
x = 8,950,735,349,029,086,208/3,152,194,782.65 - Step 6: Final answer
x = 2,839,524,828.32
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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.