Finding the Fourth Proportional to 1,921,537,105.93, 2,882,432,129.29 and 503,468,958.92
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Solution
The fourth proportional to 1,921,537,105.93, 2,882,432,129.29 and 503,468,958.92 is: 755,236,575.35
Step by Step Solution
- Step 1: Write the proportion equation
1,921,537,105.93 : 2,882,432,129.29 = 503,468,958.92 : x - Step 2: Convert to fraction form
1,921,537,105.93/2,882,432,129.29 = 503,468,958.92/x - Step 3: Cross multiply
1,921,537,105.93x = 2,882,432,129.29 × 503,468,958.92 - Step 4: Simplify right side
1,921,537,105.93x = 1,451,215,103,298,664,704 - Step 5: Solve for x
x = 1,451,215,103,298,664,704/1,921,537,105.93 - Step 6: Final answer
x = 755,236,575.35
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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.