Finding the Fourth Proportional to 193,563,350.40, 290,009,102.40 and 163,330,262.40
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Solution
The fourth proportional to 193,563,350.40, 290,009,102.40 and 163,330,262.40 is: 244,711,938.99
Step by Step Solution
- Step 1: Write the proportion equation
193,563,350.40 : 290,009,102.40 = 163,330,262.40 : x - Step 2: Convert to fraction form
193,563,350.40/290,009,102.40 = 163,330,262.40/x - Step 3: Cross multiply
193,563,350.40x = 290,009,102.40 × 163,330,262.40 - Step 4: Simplify right side
193,563,350.40x = 47,367,262,793,380,464 - Step 5: Solve for x
x = 47,367,262,793,380,464/193,563,350.40 - Step 6: Final answer
x = 244,711,938.99
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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.