Finding the Fourth Proportional to 5,726,834,362.98, 8,591,487,978.51 and 1,743,229,986.96
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Solution
The fourth proportional to 5,726,834,362.98, 8,591,487,978.51 and 1,743,229,986.96 is: 2,615,221,346.99
Step by Step Solution
- Step 1: Write the proportion equation
5,726,834,362.98 : 8,591,487,978.51 = 1,743,229,986.96 : x - Step 2: Convert to fraction form
5,726,834,362.98/8,591,487,978.51 = 1,743,229,986.96/x - Step 3: Cross multiply
5,726,834,362.98x = 8,591,487,978.51 × 1,743,229,986.96 - Step 4: Simplify right side
5,726,834,362.98x = 14,976,939,476,744,984,576 - Step 5: Solve for x
x = 14,976,939,476,744,984,576/5,726,834,362.98 - Step 6: Final answer
x = 2,615,221,346.99
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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.