Finding the Fourth Proportional to 339,532,901.70, 509,299,352.55 and 339,532,901.70
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Solution
The fourth proportional to 339,532,901.70, 509,299,352.55 and 339,532,901.70 is: 509,299,352.55
Step by Step Solution
- Step 1: Write the proportion equation
339,532,901.70 : 509,299,352.55 = 339,532,901.70 : x - Step 2: Convert to fraction form
339,532,901.70/509,299,352.55 = 339,532,901.70/x - Step 3: Cross multiply
339,532,901.70x = 509,299,352.55 × 339,532,901.70 - Step 4: Simplify right side
339,532,901.70x = 172,923,887,005,232,800 - Step 5: Solve for x
x = 172,923,887,005,232,800/339,532,901.70 - Step 6: Final answer
x = 509,299,352.55
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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.