Finding the Fourth Proportional to 68,654,372.62, 94,652,880.41 and 49,542,899.54
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Solution
The fourth proportional to 68,654,372.62, 94,652,880.41 and 49,542,899.54 is: 68,304,143.88
Step by Step Solution
- Step 1: Write the proportion equation
68,654,372.62 : 94,652,880.41 = 49,542,899.54 : x - Step 2: Convert to fraction form
68,654,372.62/94,652,880.41 = 49,542,899.54/x - Step 3: Cross multiply
68,654,372.62x = 94,652,880.41 × 49,542,899.54 - Step 4: Simplify right side
68,654,372.62x = 4,689,378,145,324,264 - Step 5: Solve for x
x = 4,689,378,145,324,264/68,654,372.62 - Step 6: Final answer
x = 68,304,143.88
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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.