Finding the Fourth Proportional to 239,239,676.97, 358,859,515.66 and 57,486,854.97
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Solution
The fourth proportional to 239,239,676.97, 358,859,515.66 and 57,486,854.97 is: 86,230,282.50
Step by Step Solution
- Step 1: Write the proportion equation
239,239,676.97 : 358,859,515.66 = 57,486,854.97 : x - Step 2: Convert to fraction form
239,239,676.97/358,859,515.66 = 57,486,854.97/x - Step 3: Cross multiply
239,239,676.97x = 358,859,515.66 × 57,486,854.97 - Step 4: Simplify right side
239,239,676.97x = 20,629,704,931,207,148 - Step 5: Solve for x
x = 20,629,704,931,207,148/239,239,676.97 - Step 6: Final answer
x = 86,230,282.50
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1.5x scale
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.