Finding the Fourth Proportional to 339,605,461.26, 468,657,123.62 and 192,935,793.42
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Solution
The fourth proportional to 339,605,461.26, 468,657,123.62 and 192,935,793.42 is: 266,252,296.57
Step by Step Solution
- Step 1: Write the proportion equation
339,605,461.26 : 468,657,123.62 = 192,935,793.42 : x - Step 2: Convert to fraction form
339,605,461.26/468,657,123.62 = 192,935,793.42/x - Step 3: Cross multiply
339,605,461.26x = 468,657,123.62 × 192,935,793.42 - Step 4: Simplify right side
339,605,461.26x = 90,420,733,987,559,712 - Step 5: Solve for x
x = 90,420,733,987,559,712/339,605,461.26 - Step 6: Final answer
x = 266,252,296.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.