Finding the Fourth Proportional to 71,474,734,129.80, 107,212,101,194.70 and 60,454,773,553.80
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Solution
The fourth proportional to 71,474,734,129.80, 107,212,101,194.70 and 60,454,773,553.80 is: 90,682,160,330.70
Step by Step Solution
- Step 1: Write the proportion equation
71,474,734,129.80 : 107,212,101,194.70 = 60,454,773,553.80 : x - Step 2: Convert to fraction form
71,474,734,129.80/107,212,101,194.70 = 60,454,773,553.80/x - Step 3: Cross multiply
71,474,734,129.80x = 107,212,101,194.70 × 60,454,773,553.80 - Step 4: Simplify right side
71,474,734,129.80x = 6,481,483,299,952,679,452,672 - Step 5: Solve for x
x = 6,481,483,299,952,679,452,672/71,474,734,129.80 - Step 6: Final answer
x = 90,682,160,330.70
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1.5x scale
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.