Finding the Fourth Proportional to 121,333,455.40, 182,000,183.10 and 48,561,467.80
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Solution
The fourth proportional to 121,333,455.40, 182,000,183.10 and 48,561,467.80 is: 72,842,201.70
Step by Step Solution
- Step 1: Write the proportion equation
121,333,455.40 : 182,000,183.10 = 48,561,467.80 : x - Step 2: Convert to fraction form
121,333,455.40/182,000,183.10 = 48,561,467.80/x - Step 3: Cross multiply
121,333,455.40x = 182,000,183.10 × 48,561,467.80 - Step 4: Simplify right side
121,333,455.40x = 8,838,196,031,204,753 - Step 5: Solve for x
x = 8,838,196,031,204,753/121,333,455.40 - Step 6: Final answer
x = 72,842,201.70
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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.