Finding the Fourth Proportional to 448,470,167.80, 672,705,251.70 and 244,396,823.80
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Solution
The fourth proportional to 448,470,167.80, 672,705,251.70 and 244,396,823.80 is: 366,595,235.70
Step by Step Solution
- Step 1: Write the proportion equation
448,470,167.80 : 672,705,251.70 = 244,396,823.80 : x - Step 2: Convert to fraction form
448,470,167.80/672,705,251.70 = 244,396,823.80/x - Step 3: Cross multiply
448,470,167.80x = 672,705,251.70 × 244,396,823.80 - Step 4: Simplify right side
448,470,167.80x = 164,407,026,869,059,584 - Step 5: Solve for x
x = 164,407,026,869,059,584/448,470,167.80 - Step 6: Final answer
x = 366,595,235.70
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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.