Finding the Fourth Proportional to 378,220,729.75, 567,503,475.35 and 194,117,491.01
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Solution
The fourth proportional to 378,220,729.75, 567,503,475.35 and 194,117,491.01 is: 291,264,708.96
Step by Step Solution
- Step 1: Write the proportion equation
378,220,729.75 : 567,503,475.35 = 194,117,491.01 : x - Step 2: Convert to fraction form
378,220,729.75/567,503,475.35 = 194,117,491.01/x - Step 3: Cross multiply
378,220,729.75x = 567,503,475.35 × 194,117,491.01 - Step 4: Simplify right side
378,220,729.75x = 110,162,350,774,882,656 - Step 5: Solve for x
x = 110,162,350,774,882,656/378,220,729.75 - Step 6: Final answer
x = 291,264,708.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.