Finding the Fourth Proportional to 71,984,402.73, 108,037,162.19 and 67,444,313.75
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Solution
The fourth proportional to 71,984,402.73, 108,037,162.19 and 67,444,313.75 is: 101,223,209.28
Step by Step Solution
- Step 1: Write the proportion equation
71,984,402.73 : 108,037,162.19 = 67,444,313.75 : x - Step 2: Convert to fraction form
71,984,402.73/108,037,162.19 = 67,444,313.75/x - Step 3: Cross multiply
71,984,402.73x = 108,037,162.19 × 67,444,313.75 - Step 4: Simplify right side
71,984,402.73x = 7,286,492,262,524,590 - Step 5: Solve for x
x = 7,286,492,262,524,590/71,984,402.73 - Step 6: Final answer
x = 101,223,209.28
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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.