Finding the Fourth Proportional to 2,427,324,377.12, 3,349,716,468.25 and 1,313,490,471.24
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Solution
The fourth proportional to 2,427,324,377.12, 3,349,716,468.25 and 1,313,490,471.24 is: 1,812,621,627.29
Step by Step Solution
- Step 1: Write the proportion equation
2,427,324,377.12 : 3,349,716,468.25 = 1,313,490,471.24 : x - Step 2: Convert to fraction form
2,427,324,377.12/3,349,716,468.25 = 1,313,490,471.24/x - Step 3: Cross multiply
2,427,324,377.12x = 3,349,716,468.25 × 1,313,490,471.24 - Step 4: Simplify right side
2,427,324,377.12x = 4,399,820,662,414,021,632 - Step 5: Solve for x
x = 4,399,820,662,414,021,632/2,427,324,377.12 - Step 6: Final answer
x = 1,812,621,627.29
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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.