Finding the Fourth Proportional to 2,381,586,544.47, 3,286,592,135.77 and 1,324,291,816.74
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Solution
The fourth proportional to 2,381,586,544.47, 3,286,592,135.77 and 1,324,291,816.74 is: 1,827,524,210.90
Step by Step Solution
- Step 1: Write the proportion equation
2,381,586,544.47 : 3,286,592,135.77 = 1,324,291,816.74 : x - Step 2: Convert to fraction form
2,381,586,544.47/3,286,592,135.77 = 1,324,291,816.74/x - Step 3: Cross multiply
2,381,586,544.47x = 3,286,592,135.77 × 1,324,291,816.74 - Step 4: Simplify right side
2,381,586,544.47x = 4,352,407,070,373,944,320 - Step 5: Solve for x
x = 4,352,407,070,373,944,320/2,381,586,544.47 - Step 6: Final answer
x = 1,827,524,210.90
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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.