Finding the Fourth Proportional to 5,726,594,488.05, 7,902,576,528.99 and 3,315,378,663.55
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Solution
The fourth proportional to 5,726,594,488.05, 7,902,576,528.99 and 3,315,378,663.55 is: 4,575,150,845.05
Step by Step Solution
- Step 1: Write the proportion equation
5,726,594,488.05 : 7,902,576,528.99 = 3,315,378,663.55 : x - Step 2: Convert to fraction form
5,726,594,488.05/7,902,576,528.99 = 3,315,378,663.55/x - Step 3: Cross multiply
5,726,594,488.05x = 7,902,576,528.99 × 3,315,378,663.55 - Step 4: Simplify right side
5,726,594,488.05x = 26,200,033,611,284,463,616 - Step 5: Solve for x
x = 26,200,033,611,284,463,616/5,726,594,488.05 - Step 6: Final answer
x = 4,575,150,845.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.