Finding the Fourth Proportional to 512,337,234.66, 767,701,116.18 and 396,037,561.02
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Solution
The fourth proportional to 512,337,234.66, 767,701,116.18 and 396,037,561.02 is: 593,434,279.37
Step by Step Solution
- Step 1: Write the proportion equation
512,337,234.66 : 767,701,116.18 = 396,037,561.02 : x - Step 2: Convert to fraction form
512,337,234.66/767,701,116.18 = 396,037,561.02/x - Step 3: Cross multiply
512,337,234.66x = 767,701,116.18 × 396,037,561.02 - Step 4: Simplify right side
512,337,234.66x = 304,038,477,644,258,816 - Step 5: Solve for x
x = 304,038,477,644,258,816/512,337,234.66 - Step 6: Final answer
x = 593,434,279.37
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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.