Finding the Fourth Proportional to 5,195,738,087.28, 7,794,331,564.28 and 1,606,458,253.23
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Solution
The fourth proportional to 5,195,738,087.28, 7,794,331,564.28 and 1,606,458,253.23 is: 2,409,911,365.72
Step by Step Solution
- Step 1: Write the proportion equation
5,195,738,087.28 : 7,794,331,564.28 = 1,606,458,253.23 : x - Step 2: Convert to fraction form
5,195,738,087.28/7,794,331,564.28 = 1,606,458,253.23/x - Step 3: Cross multiply
5,195,738,087.28x = 7,794,331,564.28 × 1,606,458,253.23 - Step 4: Simplify right side
5,195,738,087.28x = 12,521,268,269,840,668,672 - Step 5: Solve for x
x = 12,521,268,269,840,668,672/5,195,738,087.28 - Step 6: Final answer
x = 2,409,911,365.72
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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.