Finding the Fourth Proportional to 188,932,393.16, 283,414,828.62 and 52,617,776.84
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Solution
The fourth proportional to 188,932,393.16, 283,414,828.62 and 52,617,776.84 is: 78,931,187.80
Step by Step Solution
- Step 1: Write the proportion equation
188,932,393.16 : 283,414,828.62 = 52,617,776.84 : x - Step 2: Convert to fraction form
188,932,393.16/283,414,828.62 = 52,617,776.84/x - Step 3: Cross multiply
188,932,393.16x = 283,414,828.62 × 52,617,776.84 - Step 4: Simplify right side
188,932,393.16x = 14,912,658,205,474,006 - Step 5: Solve for x
x = 14,912,658,205,474,006/188,932,393.16 - Step 6: Final answer
x = 78,931,187.80
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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.