Finding the Fourth Proportional to 79,988,149.80, 110,392,624.44 and 45,183,082.21
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Solution
The fourth proportional to 79,988,149.80, 110,392,624.44 and 45,183,082.21 is: 62,357,724.71
Step by Step Solution
- Step 1: Write the proportion equation
79,988,149.80 : 110,392,624.44 = 45,183,082.21 : x - Step 2: Convert to fraction form
79,988,149.80/110,392,624.44 = 45,183,082.21/x - Step 3: Cross multiply
79,988,149.80x = 110,392,624.44 × 45,183,082.21 - Step 4: Simplify right side
79,988,149.80x = 4,987,879,025,174,194 - Step 5: Solve for x
x = 4,987,879,025,174,194/79,988,149.80 - Step 6: Final answer
x = 62,357,724.71
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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.