Finding the Fourth Proportional to 103,996,226.34, 143,514,759.69 and 57,586,467.96
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Solution
The fourth proportional to 103,996,226.34, 143,514,759.69 and 57,586,467.96 is: 79,469,307.70
Step by Step Solution
- Step 1: Write the proportion equation
103,996,226.34 : 143,514,759.69 = 57,586,467.96 : x - Step 2: Convert to fraction form
103,996,226.34/143,514,759.69 = 57,586,467.96/x - Step 3: Cross multiply
103,996,226.34x = 143,514,759.69 × 57,586,467.96 - Step 4: Simplify right side
103,996,226.34x = 8,264,508,110,675,285 - Step 5: Solve for x
x = 8,264,508,110,675,285/103,996,226.34 - Step 6: Final answer
x = 79,469,307.70
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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.