Finding the Fourth Proportional to 156,234,337.09, 234,397,010.23 and 69,952,565.68
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Solution
The fourth proportional to 156,234,337.09, 234,397,010.23 and 69,952,565.68 is: 104,949,222.81
Step by Step Solution
- Step 1: Write the proportion equation
156,234,337.09 : 234,397,010.23 = 69,952,565.68 : x - Step 2: Convert to fraction form
156,234,337.09/234,397,010.23 = 69,952,565.68/x - Step 3: Cross multiply
156,234,337.09x = 234,397,010.23 × 69,952,565.68 - Step 4: Simplify right side
156,234,337.09x = 16,396,672,253,867,316 - Step 5: Solve for x
x = 16,396,672,253,867,316/156,234,337.09 - Step 6: Final answer
x = 104,949,222.81
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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.