Finding the Fourth Proportional to 115,447,922.17, 173,194,163.09 and 37,703,925.70
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Solution
The fourth proportional to 115,447,922.17, 173,194,163.09 and 37,703,925.70 is: 56,563,164.88
Step by Step Solution
- Step 1: Write the proportion equation
115,447,922.17 : 173,194,163.09 = 37,703,925.70 : x - Step 2: Convert to fraction form
115,447,922.17/173,194,163.09 = 37,703,925.70/x - Step 3: Cross multiply
115,447,922.17x = 173,194,163.09 × 37,703,925.70 - Step 4: Simplify right side
115,447,922.17x = 6,530,099,856,819,043 - Step 5: Solve for x
x = 6,530,099,856,819,043/115,447,922.17 - Step 6: Final answer
x = 56,563,164.88
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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.