Finding the Fourth Proportional to 7,591,905,961.53, 11,385,659,768.89 and 2,279,803,744.07
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Solution
The fourth proportional to 7,591,905,961.53, 11,385,659,768.89 and 2,279,803,744.07 is: 3,419,045,217.55
Step by Step Solution
- Step 1: Write the proportion equation
7,591,905,961.53 : 11,385,659,768.89 = 2,279,803,744.07 : x - Step 2: Convert to fraction form
7,591,905,961.53/11,385,659,768.89 = 2,279,803,744.07/x - Step 3: Cross multiply
7,591,905,961.53x = 11,385,659,768.89 × 2,279,803,744.07 - Step 4: Simplify right side
7,591,905,961.53x = 25,957,069,769,822,593,024 - Step 5: Solve for x
x = 25,957,069,769,822,593,024/7,591,905,961.53 - Step 6: Final answer
x = 3,419,045,217.55
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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.