Finding the Fourth Proportional to 308,214,573.28, 462,330,274.98 and 89,859,638.08
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Solution
The fourth proportional to 308,214,573.28, 462,330,274.98 and 89,859,638.08 is: 134,791,910.52
Step by Step Solution
- Step 1: Write the proportion equation
308,214,573.28 : 462,330,274.98 = 89,859,638.08 : x - Step 2: Convert to fraction form
308,214,573.28/462,330,274.98 = 89,859,638.08/x - Step 3: Cross multiply
308,214,573.28x = 462,330,274.98 × 89,859,638.08 - Step 4: Simplify right side
308,214,573.28x = 41,544,831,183,129,680 - Step 5: Solve for x
x = 41,544,831,183,129,680/308,214,573.28 - Step 6: Final answer
x = 134,791,910.52
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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.