Finding the Fourth Proportional to 324,663,557.91, 486,703,718.79 and 158,573,091.02
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Solution
The fourth proportional to 324,663,557.91, 486,703,718.79 and 158,573,091.02 is: 237,717,203.60
Step by Step Solution
- Step 1: Write the proportion equation
324,663,557.91 : 486,703,718.79 = 158,573,091.02 : x - Step 2: Convert to fraction form
324,663,557.91/486,703,718.79 = 158,573,091.02/x - Step 3: Cross multiply
324,663,557.91x = 486,703,718.79 × 158,573,091.02 - Step 4: Simplify right side
324,663,557.91x = 77,178,113,096,430,976 - Step 5: Solve for x
x = 77,178,113,096,430,976/324,663,557.91 - Step 6: Final answer
x = 237,717,203.60
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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.