Finding the Fourth Proportional to 68,318,162.48, 94,269,753.24 and 40,810,251.44
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Solution
The fourth proportional to 68,318,162.48, 94,269,753.24 and 40,810,251.44 is: 56,312,585.02
Step by Step Solution
- Step 1: Write the proportion equation
68,318,162.48 : 94,269,753.24 = 40,810,251.44 : x - Step 2: Convert to fraction form
68,318,162.48/94,269,753.24 = 40,810,251.44/x - Step 3: Cross multiply
68,318,162.48x = 94,269,753.24 × 40,810,251.44 - Step 4: Simplify right side
68,318,162.48x = 3,847,172,332,911,154 - Step 5: Solve for x
x = 3,847,172,332,911,154/68,318,162.48 - Step 6: Final answer
x = 56,312,585.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.