Finding the Fourth Proportional to 258,204,265.24, 356,329,353.82 and 140,737,203.82
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Solution
The fourth proportional to 258,204,265.24, 356,329,353.82 and 140,737,203.82 is: 194,221,411.68
Step by Step Solution
- Step 1: Write the proportion equation
258,204,265.24 : 356,329,353.82 = 140,737,203.82 : x - Step 2: Convert to fraction form
258,204,265.24/356,329,353.82 = 140,737,203.82/x - Step 3: Cross multiply
258,204,265.24x = 356,329,353.82 × 140,737,203.82 - Step 4: Simplify right side
258,204,265.24x = 50,148,796,895,614,232 - Step 5: Solve for x
x = 50,148,796,895,614,232/258,204,265.24 - Step 6: Final answer
x = 194,221,411.68
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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.