Finding the Fourth Proportional to 541,569,849.36, 747,358,723.62 and 306,614,403.24
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Solution
The fourth proportional to 541,569,849.36, 747,358,723.62 and 306,614,403.24 is: 423,123,534.89
Step by Step Solution
- Step 1: Write the proportion equation
541,569,849.36 : 747,358,723.62 = 306,614,403.24 : x - Step 2: Convert to fraction form
541,569,849.36/747,358,723.62 = 306,614,403.24/x - Step 3: Cross multiply
541,569,849.36x = 747,358,723.62 × 306,614,403.24 - Step 4: Simplify right side
541,569,849.36x = 229,150,949,048,954,400 - Step 5: Solve for x
x = 229,150,949,048,954,400/541,569,849.36 - Step 6: Final answer
x = 423,123,534.89
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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.