Finding the Fourth Proportional to 1,104,620,375.96, 1,524,408,436.23 and 602,861,341.79
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Solution
The fourth proportional to 1,104,620,375.96, 1,524,408,436.23 and 602,861,341.79 is: 831,966,289.32
Step by Step Solution
- Step 1: Write the proportion equation
1,104,620,375.96 : 1,524,408,436.23 = 602,861,341.79 : x - Step 2: Convert to fraction form
1,104,620,375.96/1,524,408,436.23 = 602,861,341.79/x - Step 3: Cross multiply
1,104,620,375.96x = 1,524,408,436.23 × 602,861,341.79 - Step 4: Simplify right side
1,104,620,375.96x = 919,006,915,293,991,424 - Step 5: Solve for x
x = 919,006,915,293,991,424/1,104,620,375.96 - Step 6: Final answer
x = 831,966,289.32
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1.5x scale
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.