Finding the Fourth Proportional to 137,803,057.99, 206,744,942.99 and 40,761,349.79
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Solution
The fourth proportional to 137,803,057.99, 206,744,942.99 and 40,761,349.79 is: 61,153,961.75
Step by Step Solution
- Step 1: Write the proportion equation
137,803,057.99 : 206,744,942.99 = 40,761,349.79 : x - Step 2: Convert to fraction form
137,803,057.99/206,744,942.99 = 40,761,349.79/x - Step 3: Cross multiply
137,803,057.99x = 206,744,942.99 × 40,761,349.79 - Step 4: Simplify right side
137,803,057.99x = 8,427,202,937,597,177 - Step 5: Solve for x
x = 8,427,202,937,597,177/137,803,057.99 - Step 6: Final answer
x = 61,153,961.75
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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.