Finding the Fourth Proportional to 2,799,122,200,391.40, 4,198,683,310,661.20 and 786,811,752,964.73
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Solution
The fourth proportional to 2,799,122,200,391.40, 4,198,683,310,661.20 and 786,811,752,964.73 is: 1,180,217,632,278.85
Step by Step Solution
- Step 1: Write the proportion equation
2,799,122,200,391.40 : 4,198,683,310,661.20 = 786,811,752,964.73 : x - Step 2: Convert to fraction form
2,799,122,200,391.40/4,198,683,310,661.20 = 786,811,752,964.73/x - Step 3: Cross multiply
2,799,122,200,391.40x = 4,198,683,310,661.20 × 786,811,752,964.73 - Step 4: Simplify right side
2,799,122,200,391.40x = 3,303,573,375,805,094,639,960,064 - Step 5: Solve for x
x = 3,303,573,375,805,094,639,960,064/2,799,122,200,391.40 - Step 6: Final answer
x = 1,180,217,632,278.85
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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.