Finding the Fourth Proportional to 163,880,096.40, 245,788,651.80 and 48,868,390.80
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Solution
The fourth proportional to 163,880,096.40, 245,788,651.80 and 48,868,390.80 is: 73,293,195.17
Step by Step Solution
- Step 1: Write the proportion equation
163,880,096.40 : 245,788,651.80 = 48,868,390.80 : x - Step 2: Convert to fraction form
163,880,096.40/245,788,651.80 = 48,868,390.80/x - Step 3: Cross multiply
163,880,096.40x = 245,788,651.80 × 48,868,390.80 - Step 4: Simplify right side
163,880,096.40x = 12,011,295,890,367,524 - Step 5: Solve for x
x = 12,011,295,890,367,524/163,880,096.40 - Step 6: Final answer
x = 73,293,195.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.