Finding the Fourth Proportional to 425,193,553.58, 637,729,770.75 and 134,022,835.82
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Solution
The fourth proportional to 425,193,553.58, 637,729,770.75 and 134,022,835.82 is: 201,015,165.08
Step by Step Solution
- Step 1: Write the proportion equation
425,193,553.58 : 637,729,770.75 = 134,022,835.82 : x - Step 2: Convert to fraction form
425,193,553.58/637,729,770.75 = 134,022,835.82/x - Step 3: Cross multiply
425,193,553.58x = 637,729,770.75 × 134,022,835.82 - Step 4: Simplify right side
425,193,553.58x = 85,470,352,362,753,488 - Step 5: Solve for x
x = 85,470,352,362,753,488/425,193,553.58 - Step 6: Final answer
x = 201,015,165.08
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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.