Finding the Fourth Proportional to 163,862,144.40, 245,761,723.80 and 48,850,438.80
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Solution
The fourth proportional to 163,862,144.40, 245,761,723.80 and 48,850,438.80 is: 73,266,269.59
Step by Step Solution
- Step 1: Write the proportion equation
163,862,144.40 : 245,761,723.80 = 48,850,438.80 : x - Step 2: Convert to fraction form
163,862,144.40/245,761,723.80 = 48,850,438.80/x - Step 3: Cross multiply
163,862,144.40x = 245,761,723.80 × 48,850,438.80 - Step 4: Simplify right side
163,862,144.40x = 12,005,568,047,874,404 - Step 5: Solve for x
x = 12,005,568,047,874,404/163,862,144.40 - Step 6: Final answer
x = 73,266,269.59
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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.