Finding the Fourth Proportional to 311,596,881.52, 467,437,845 and 129,801,544.24
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Solution
The fourth proportional to 311,596,881.52, 467,437,845 and 129,801,544.24 is: 194,720,030.00
Step by Step Solution
- Step 1: Write the proportion equation
311,596,881.52 : 467,437,845 = 129,801,544.24 : x - Step 2: Convert to fraction form
311,596,881.52/467,437,845 = 129,801,544.24/x - Step 3: Cross multiply
311,596,881.52x = 467,437,845 × 129,801,544.24 - Step 4: Simplify right side
311,596,881.52x = 60,674,154,117,217,760 - Step 5: Solve for x
x = 60,674,154,117,217,760/311,596,881.52 - Step 6: Final answer
x = 194,720,030.00
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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.