Finding the Fourth Proportional to 319,203,538.88, 478,825,537.10 and 134,936,672.92
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Solution
The fourth proportional to 319,203,538.88, 478,825,537.10 and 134,936,672.92 is: 202,413,560.68
Step by Step Solution
- Step 1: Write the proportion equation
319,203,538.88 : 478,825,537.10 = 134,936,672.92 : x - Step 2: Convert to fraction form
319,203,538.88/478,825,537.10 = 134,936,672.92/x - Step 3: Cross multiply
319,203,538.88x = 478,825,537.10 × 134,936,672.92 - Step 4: Simplify right side
319,203,538.88x = 64,611,124,885,406,024 - Step 5: Solve for x
x = 64,611,124,885,406,024/319,203,538.88 - Step 6: Final answer
x = 202,413,560.68
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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.