Finding the Fourth Proportional to 186,110,467.98, 279,036,424.68 and 82,423,171.50
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Solution
The fourth proportional to 186,110,467.98, 279,036,424.68 and 82,423,171.50 is: 123,577,503.92
Step by Step Solution
- Step 1: Write the proportion equation
186,110,467.98 : 279,036,424.68 = 82,423,171.50 : x - Step 2: Convert to fraction form
186,110,467.98/279,036,424.68 = 82,423,171.50/x - Step 3: Cross multiply
186,110,467.98x = 279,036,424.68 × 82,423,171.50 - Step 4: Simplify right side
186,110,467.98x = 22,999,067,086,146,472 - Step 5: Solve for x
x = 22,999,067,086,146,472/186,110,467.98 - Step 6: Final answer
x = 123,577,503.92
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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.