Finding the Fourth Proportional to 173,103,995.63, 259,704,536.67 and 69,545,920.68
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Solution
The fourth proportional to 173,103,995.63, 259,704,536.67 and 69,545,920.68 is: 104,338,383.65
Step by Step Solution
- Step 1: Write the proportion equation
173,103,995.63 : 259,704,536.67 = 69,545,920.68 : x - Step 2: Convert to fraction form
173,103,995.63/259,704,536.67 = 69,545,920.68/x - Step 3: Cross multiply
173,103,995.63x = 259,704,536.67 × 69,545,920.68 - Step 4: Simplify right side
173,103,995.63x = 18,061,391,107,682,704 - Step 5: Solve for x
x = 18,061,391,107,682,704/173,103,995.63 - Step 6: Final answer
x = 104,338,383.65
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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.