Finding the Fourth Proportional to 5,603,567,153.99, 8,405,366,687.74 and 1,619,975,564.38
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Solution
The fourth proportional to 5,603,567,153.99, 8,405,366,687.74 and 1,619,975,564.38 is: 2,429,967,959.62
Step by Step Solution
- Step 1: Write the proportion equation
5,603,567,153.99 : 8,405,366,687.74 = 1,619,975,564.38 : x - Step 2: Convert to fraction form
5,603,567,153.99/8,405,366,687.74 = 1,619,975,564.38/x - Step 3: Cross multiply
5,603,567,153.99x = 8,405,366,687.74 × 1,619,975,564.38 - Step 4: Simplify right side
5,603,567,153.99x = 13,616,488,643,792,457,728 - Step 5: Solve for x
x = 13,616,488,643,792,457,728/5,603,567,153.99 - Step 6: Final answer
x = 2,429,967,959.62
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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.