Finding the Fourth Proportional to 5,092,955,174.94, 7,638,995,159.37 and 3,100,480,135.26
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Solution
The fourth proportional to 5,092,955,174.94, 7,638,995,159.37 and 3,100,480,135.26 is: 4,650,453,799.69
Step by Step Solution
- Step 1: Write the proportion equation
5,092,955,174.94 : 7,638,995,159.37 = 3,100,480,135.26 : x - Step 2: Convert to fraction form
5,092,955,174.94/7,638,995,159.37 = 3,100,480,135.26/x - Step 3: Cross multiply
5,092,955,174.94x = 7,638,995,159.37 × 3,100,480,135.26 - Step 4: Simplify right side
5,092,955,174.94x = 23,684,552,744,973,983,744 - Step 5: Solve for x
x = 23,684,552,744,973,983,744/5,092,955,174.94 - Step 6: Final answer
x = 4,650,453,799.69
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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.