Finding the Fourth Proportional to 1,253,206,592.84, 1,729,471,771.50 and 751,497,059.56
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Solution
The fourth proportional to 1,253,206,592.84, 1,729,471,771.50 and 751,497,059.56 is: 1,037,093,930.32
Step by Step Solution
- Step 1: Write the proportion equation
1,253,206,592.84 : 1,729,471,771.50 = 751,497,059.56 : x - Step 2: Convert to fraction form
1,253,206,592.84/1,729,471,771.50 = 751,497,059.56/x - Step 3: Cross multiply
1,253,206,592.84x = 1,729,471,771.50 × 751,497,059.56 - Step 4: Simplify right side
1,253,206,592.84x = 1,299,692,950,874,274,048 - Step 5: Solve for x
x = 1,299,692,950,874,274,048/1,253,206,592.84 - Step 6: Final answer
x = 1,037,093,930.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.