Finding the Fourth Proportional to 233,472,018.20, 350,208,027.30 and 157,030,827.80
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Solution
The fourth proportional to 233,472,018.20, 350,208,027.30 and 157,030,827.80 is: 235,546,241.70
Step by Step Solution
- Step 1: Write the proportion equation
233,472,018.20 : 350,208,027.30 = 157,030,827.80 : x - Step 2: Convert to fraction form
233,472,018.20/350,208,027.30 = 157,030,827.80/x - Step 3: Cross multiply
233,472,018.20x = 350,208,027.30 × 157,030,827.80 - Step 4: Simplify right side
233,472,018.20x = 54,993,456,429,124,008 - Step 5: Solve for x
x = 54,993,456,429,124,008/233,472,018.20 - Step 6: Final answer
x = 235,546,241.70
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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.