Finding the Fourth Proportional to 4,135,324,909.52, 5,706,784,795.74 and 2,255,738,552.48
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Solution
The fourth proportional to 4,135,324,909.52, 5,706,784,795.74 and 2,255,738,552.48 is: 3,112,939,069.15
Step by Step Solution
- Step 1: Write the proportion equation
4,135,324,909.52 : 5,706,784,795.74 = 2,255,738,552.48 : x - Step 2: Convert to fraction form
4,135,324,909.52/5,706,784,795.74 = 2,255,738,552.48/x - Step 3: Cross multiply
4,135,324,909.52x = 5,706,784,795.74 × 2,255,738,552.48 - Step 4: Simplify right side
4,135,324,909.52x = 12,873,014,474,457,419,776 - Step 5: Solve for x
x = 12,873,014,474,457,419,776/4,135,324,909.52 - Step 6: Final answer
x = 3,112,939,069.15
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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.