Finding the Fourth Proportional to 98,774,149.98, 148,112,742.66 and 48,861,301.92
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Solution
The fourth proportional to 98,774,149.98, 148,112,742.66 and 48,861,301.92 is: 73,267,969.79
Step by Step Solution
- Step 1: Write the proportion equation
98,774,149.98 : 148,112,742.66 = 48,861,301.92 : x - Step 2: Convert to fraction form
98,774,149.98/148,112,742.66 = 48,861,301.92/x - Step 3: Cross multiply
98,774,149.98x = 148,112,742.66 × 48,861,301.92 - Step 4: Simplify right side
98,774,149.98x = 7,236,981,436,568,960 - Step 5: Solve for x
x = 7,236,981,436,568,960/98,774,149.98 - Step 6: Final answer
x = 73,267,969.79
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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.