Finding the Fourth Proportional to 4,989,523,138,049.20, 7,471,395,069,700 and 3,443,597,895,962.80
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Solution
The fourth proportional to 4,989,523,138,049.20, 7,471,395,069,700 and 3,443,597,895,962.80 is: 5,156,500,857,912.66
Step by Step Solution
- Step 1: Write the proportion equation
4,989,523,138,049.20 : 7,471,395,069,700 = 3,443,597,895,962.80 : x - Step 2: Convert to fraction form
4,989,523,138,049.20/7,471,395,069,700 = 3,443,597,895,962.80/x - Step 3: Cross multiply
4,989,523,138,049.20x = 7,471,395,069,700 × 3,443,597,895,962.80 - Step 4: Simplify right side
4,989,523,138,049.20x = 25,728,480,341,925,758,056,267,776 - Step 5: Solve for x
x = 25,728,480,341,925,758,056,267,776/4,989,523,138,049.20 - Step 6: Final answer
x = 5,156,500,857,912.66
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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.