Finding the Fourth Proportional to 106,296,942.96, 146,689,780.10 and 57,404,370.96
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Solution
The fourth proportional to 106,296,942.96, 146,689,780.10 and 57,404,370.96 is: 79,218,031.28
Step by Step Solution
- Step 1: Write the proportion equation
106,296,942.96 : 146,689,780.10 = 57,404,370.96 : x - Step 2: Convert to fraction form
106,296,942.96/146,689,780.10 = 57,404,370.96/x - Step 3: Cross multiply
106,296,942.96x = 146,689,780.10 × 57,404,370.96 - Step 4: Simplify right side
106,296,942.96x = 8,420,634,552,614,204 - Step 5: Solve for x
x = 8,420,634,552,614,204/106,296,942.96 - Step 6: Final answer
x = 79,218,031.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.