Finding the Fourth Proportional to 68,105,833.08, 102,194,621.88 and 39,372,148.68
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Solution
The fourth proportional to 68,105,833.08, 102,194,621.88 and 39,372,148.68 is: 59,078,960.86
Step by Step Solution
- Step 1: Write the proportion equation
68,105,833.08 : 102,194,621.88 = 39,372,148.68 : x - Step 2: Convert to fraction form
68,105,833.08/102,194,621.88 = 39,372,148.68/x - Step 3: Cross multiply
68,105,833.08x = 102,194,621.88 × 39,372,148.68 - Step 4: Simplify right side
68,105,833.08x = 4,023,621,846,955,741 - Step 5: Solve for x
x = 4,023,621,846,955,741/68,105,833.08 - Step 6: Final answer
x = 59,078,960.86
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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.