Finding the Fourth Proportional to 474,092,728,281.12, 654,248,449,230.44 and 257,318,967,514.20
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Solution
The fourth proportional to 474,092,728,281.12, 654,248,449,230.44 and 257,318,967,514.20 is: 355,100,437,975.75
Step by Step Solution
- Step 1: Write the proportion equation
474,092,728,281.12 : 654,248,449,230.44 = 257,318,967,514.20 : x - Step 2: Convert to fraction form
474,092,728,281.12/654,248,449,230.44 = 257,318,967,514.20/x - Step 3: Cross multiply
474,092,728,281.12x = 654,248,449,230.44 × 257,318,967,514.20 - Step 4: Simplify right side
474,092,728,281.12x = 168,350,535,453,743,320,662,016 - Step 5: Solve for x
x = 168,350,535,453,743,320,662,016/474,092,728,281.12 - Step 6: Final answer
x = 355,100,437,975.75
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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.