Finding the Fourth Proportional to 327,582,454.19, 491,442,701.20 and 106,236,534.79
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Solution
The fourth proportional to 327,582,454.19, 491,442,701.20 and 106,236,534.79 is: 159,377,185.67
Step by Step Solution
- Step 1: Write the proportion equation
327,582,454.19 : 491,442,701.20 = 106,236,534.79 : x - Step 2: Convert to fraction form
327,582,454.19/491,442,701.20 = 106,236,534.79/x - Step 3: Cross multiply
327,582,454.19x = 491,442,701.20 × 106,236,534.79 - Step 4: Simplify right side
327,582,454.19x = 52,209,169,622,711,064 - Step 5: Solve for x
x = 52,209,169,622,711,064/327,582,454.19 - Step 6: Final answer
x = 159,377,185.67
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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.