Finding the Fourth Proportional to 103,996,230.84, 143,514,765.90 and 57,586,472.46
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Solution
The fourth proportional to 103,996,230.84, 143,514,765.90 and 57,586,472.46 is: 79,469,313.91
Step by Step Solution
- Step 1: Write the proportion equation
103,996,230.84 : 143,514,765.90 = 57,586,472.46 : x - Step 2: Convert to fraction form
103,996,230.84/143,514,765.90 = 57,586,472.46/x - Step 3: Cross multiply
103,996,230.84x = 143,514,765.90 × 57,586,472.46 - Step 4: Simplify right side
103,996,230.84x = 8,264,509,114,103,698 - Step 5: Solve for x
x = 8,264,509,114,103,698/103,996,230.84 - Step 6: Final answer
x = 79,469,313.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.