Finding the Fourth Proportional to 1,724,372,579.70, 2,586,558,869.55 and 1,622,335,907.70
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Solution
The fourth proportional to 1,724,372,579.70, 2,586,558,869.55 and 1,622,335,907.70 is: 2,433,503,861.55
Step by Step Solution
- Step 1: Write the proportion equation
1,724,372,579.70 : 2,586,558,869.55 = 1,622,335,907.70 : x - Step 2: Convert to fraction form
1,724,372,579.70/2,586,558,869.55 = 1,622,335,907.70/x - Step 3: Cross multiply
1,724,372,579.70x = 2,586,558,869.55 × 1,622,335,907.70 - Step 4: Simplify right side
1,724,372,579.70x = 4,196,267,331,450,885,632 - Step 5: Solve for x
x = 4,196,267,331,450,885,632/1,724,372,579.70 - Step 6: Final answer
x = 2,433,503,861.55
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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.