Finding the Fourth Proportional to 166,968,909.09, 250,455,291.84 and 50,385,275.17
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Solution
The fourth proportional to 166,968,909.09, 250,455,291.84 and 50,385,275.17 is: 75,578,494.61
Step by Step Solution
- Step 1: Write the proportion equation
166,968,909.09 : 250,455,291.84 = 50,385,275.17 : x - Step 2: Convert to fraction form
166,968,909.09/250,455,291.84 = 50,385,275.17/x - Step 3: Cross multiply
166,968,909.09x = 250,455,291.84 × 50,385,275.17 - Step 4: Simplify right side
166,968,909.09x = 12,619,258,796,514,916 - Step 5: Solve for x
x = 12,619,258,796,514,916/166,968,909.09 - Step 6: Final answer
x = 75,578,494.61
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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.