Finding the Fourth Proportional to 1,104,620,347.92, 1,524,408,397.86 and 602,861,313.96
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Solution
The fourth proportional to 1,104,620,347.92, 1,524,408,397.86 and 602,861,313.96 is: 831,966,251.10
Step by Step Solution
- Step 1: Write the proportion equation
1,104,620,347.92 : 1,524,408,397.86 = 602,861,313.96 : x - Step 2: Convert to fraction form
1,104,620,347.92/1,524,408,397.86 = 602,861,313.96/x - Step 3: Cross multiply
1,104,620,347.92x = 1,524,408,397.86 × 602,861,313.96 - Step 4: Simplify right side
1,104,620,347.92x = 919,006,849,745,538,048 - Step 5: Solve for x
x = 919,006,849,745,538,048/1,104,620,347.92 - Step 6: Final answer
x = 831,966,251.10
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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.