Finding the Fourth Proportional to 448,482,701.70, 672,724,052.55 and 448,482,701.70
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Solution
The fourth proportional to 448,482,701.70, 672,724,052.55 and 448,482,701.70 is: 672,724,052.55
Step by Step Solution
- Step 1: Write the proportion equation
448,482,701.70 : 672,724,052.55 = 448,482,701.70 : x - Step 2: Convert to fraction form
448,482,701.70/672,724,052.55 = 448,482,701.70/x - Step 3: Cross multiply
448,482,701.70x = 672,724,052.55 × 448,482,701.70 - Step 4: Simplify right side
448,482,701.70x = 301,705,100,586,196,736 - Step 5: Solve for x
x = 301,705,100,586,196,736/448,482,701.70 - Step 6: Final answer
x = 672,724,052.55
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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.