Finding the Fourth Proportional to 365,809,414.40, 548,598,482.74 and 120,125,547.44
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Solution
The fourth proportional to 365,809,414.40, 548,598,482.74 and 120,125,547.44 is: 180,150,347.34
Step by Step Solution
- Step 1: Write the proportion equation
365,809,414.40 : 548,598,482.74 = 120,125,547.44 : x - Step 2: Convert to fraction form
365,809,414.40/548,598,482.74 = 120,125,547.44/x - Step 3: Cross multiply
365,809,414.40x = 548,598,482.74 × 120,125,547.44 - Step 4: Simplify right side
365,809,414.40x = 65,900,693,063,895,888 - Step 5: Solve for x
x = 65,900,693,063,895,888/365,809,414.40 - Step 6: Final answer
x = 180,150,347.34
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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.