Finding the Fourth Proportional to 239,239,677.10, 358,859,515.85 and 57,486,855.10
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Solution
The fourth proportional to 239,239,677.10, 358,859,515.85 and 57,486,855.10 is: 86,230,282.69
Step by Step Solution
- Step 1: Write the proportion equation
239,239,677.10 : 358,859,515.85 = 57,486,855.10 : x - Step 2: Convert to fraction form
239,239,677.10/358,859,515.85 = 57,486,855.10/x - Step 3: Cross multiply
239,239,677.10x = 358,859,515.85 × 57,486,855.10 - Step 4: Simplify right side
239,239,677.10x = 20,629,704,986,843,372 - Step 5: Solve for x
x = 20,629,704,986,843,372/239,239,677.10 - Step 6: Final answer
x = 86,230,282.69
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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.