Finding the Fourth Proportional to 327,235,437.23, 490,853,155.84 and 327,235,437.23
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Solution
The fourth proportional to 327,235,437.23, 490,853,155.84 and 327,235,437.23 is: 490,853,155.84
Step by Step Solution
- Step 1: Write the proportion equation
327,235,437.23 : 490,853,155.84 = 327,235,437.23 : x - Step 2: Convert to fraction form
327,235,437.23/490,853,155.84 = 327,235,437.23/x - Step 3: Cross multiply
327,235,437.23x = 490,853,155.84 × 327,235,437.23 - Step 4: Simplify right side
327,235,437.23x = 160,624,547,063,755,392 - Step 5: Solve for x
x = 160,624,547,063,755,392/327,235,437.23 - Step 6: Final answer
x = 490,853,155.84
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1.5x scale
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.