Finding the Fourth Proportional to 156,234,338.09, 234,397,011.73 and 69,952,566.68
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Solution
The fourth proportional to 156,234,338.09, 234,397,011.73 and 69,952,566.68 is: 104,949,224.31
Step by Step Solution
- Step 1: Write the proportion equation
156,234,338.09 : 234,397,011.73 = 69,952,566.68 : x - Step 2: Convert to fraction form
156,234,338.09/234,397,011.73 = 69,952,566.68/x - Step 3: Cross multiply
156,234,338.09x = 234,397,011.73 × 69,952,566.68 - Step 4: Simplify right side
156,234,338.09x = 16,396,672,592,635,568 - Step 5: Solve for x
x = 16,396,672,592,635,568/156,234,338.09 - Step 6: Final answer
x = 104,949,224.31
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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.