Finding the Fourth Proportional to 351,638,102.80, 527,461,607.22 and 133,229,775.88
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Solution
The fourth proportional to 351,638,102.80, 527,461,607.22 and 133,229,775.88 is: 199,846,350.99
Step by Step Solution
- Step 1: Write the proportion equation
351,638,102.80 : 527,461,607.22 = 133,229,775.88 : x - Step 2: Convert to fraction form
351,638,102.80/527,461,607.22 = 133,229,775.88/x - Step 3: Cross multiply
351,638,102.80x = 527,461,607.22 × 133,229,775.88 - Step 4: Simplify right side
351,638,102.80x = 70,273,591,715,225,192 - Step 5: Solve for x
x = 70,273,591,715,225,192/351,638,102.80 - Step 6: Final answer
x = 199,846,350.99
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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.