Finding the Fourth Proportional to 332,151,306.45, 498,226,959.68 and 98,981,567.70
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Solution
The fourth proportional to 332,151,306.45, 498,226,959.68 and 98,981,567.70 is: 148,472,351.55
Step by Step Solution
- Step 1: Write the proportion equation
332,151,306.45 : 498,226,959.68 = 98,981,567.70 : x - Step 2: Convert to fraction form
332,151,306.45/498,226,959.68 = 98,981,567.70/x - Step 3: Cross multiply
332,151,306.45x = 498,226,959.68 × 98,981,567.70 - Step 4: Simplify right side
332,151,306.45x = 49,315,285,539,036,184 - Step 5: Solve for x
x = 49,315,285,539,036,184/332,151,306.45 - Step 6: Final answer
x = 148,472,351.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.