Finding the Fourth Proportional to 1,104,620,403.62, 1,524,408,474.96 and 602,861,369.66
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Solution
The fourth proportional to 1,104,620,403.62, 1,524,408,474.96 and 602,861,369.66 is: 831,966,328.09
Step by Step Solution
- Step 1: Write the proportion equation
1,104,620,403.62 : 1,524,408,474.96 = 602,861,369.66 : x - Step 2: Convert to fraction form
1,104,620,403.62/1,524,408,474.96 = 602,861,369.66/x - Step 3: Cross multiply
1,104,620,403.62x = 1,524,408,474.96 × 602,861,369.66 - Step 4: Simplify right side
1,104,620,403.62x = 919,006,981,135,697,408 - Step 5: Solve for x
x = 919,006,981,135,697,408/1,104,620,403.62 - Step 6: Final answer
x = 831,966,328.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.