Finding the Fourth Proportional to 2,662,425,464.48, 3,675,323,981.64 and 1,591,106,838.62
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Solution
The fourth proportional to 2,662,425,464.48, 3,675,323,981.64 and 1,591,106,838.62 is: 2,196,430,735.56
Step by Step Solution
- Step 1: Write the proportion equation
2,662,425,464.48 : 3,675,323,981.64 = 1,591,106,838.62 : x - Step 2: Convert to fraction form
2,662,425,464.48/3,675,323,981.64 = 1,591,106,838.62/x - Step 3: Cross multiply
2,662,425,464.48x = 3,675,323,981.64 × 1,591,106,838.62 - Step 4: Simplify right side
2,662,425,464.48x = 5,847,833,121,331,490,816 - Step 5: Solve for x
x = 5,847,833,121,331,490,816/2,662,425,464.48 - Step 6: Final answer
x = 2,196,430,735.56
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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.