Finding the Fourth Proportional to 194,504,729.49, 268,418,656.35 and 106,398,728.03
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Solution
The fourth proportional to 194,504,729.49, 268,418,656.35 and 106,398,728.03 is: 146,831,409.65
Step by Step Solution
- Step 1: Write the proportion equation
194,504,729.49 : 268,418,656.35 = 106,398,728.03 : x - Step 2: Convert to fraction form
194,504,729.49/268,418,656.35 = 106,398,728.03/x - Step 3: Cross multiply
194,504,729.49x = 268,418,656.35 × 106,398,728.03 - Step 4: Simplify right side
194,504,729.49x = 28,559,403,613,819,592 - Step 5: Solve for x
x = 28,559,403,613,819,592/194,504,729.49 - Step 6: Final answer
x = 146,831,409.65
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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.