Finding the Fourth Proportional to 2,549,797,473.92, 3,825,808,694.64 and 892,893,971.84
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Solution
The fourth proportional to 2,549,797,473.92, 3,825,808,694.64 and 892,893,971.84 is: 1,339,730,529.89
Step by Step Solution
- Step 1: Write the proportion equation
2,549,797,473.92 : 3,825,808,694.64 = 892,893,971.84 : x - Step 2: Convert to fraction form
2,549,797,473.92/3,825,808,694.64 = 892,893,971.84/x - Step 3: Cross multiply
2,549,797,473.92x = 3,825,808,694.64 × 892,893,971.84 - Step 4: Simplify right side
2,549,797,473.92x = 3,416,041,520,857,115,136 - Step 5: Solve for x
x = 3,416,041,520,857,115,136/2,549,797,473.92 - Step 6: Final answer
x = 1,339,730,529.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.