Finding the Fourth Proportional to 413,714,620.20, 620,571,930.30 and 183,439,266.60
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Solution
The fourth proportional to 413,714,620.20, 620,571,930.30 and 183,439,266.60 is: 275,158,899.90
Step by Step Solution
- Step 1: Write the proportion equation
413,714,620.20 : 620,571,930.30 = 183,439,266.60 : x - Step 2: Convert to fraction form
413,714,620.20/620,571,930.30 = 183,439,266.60/x - Step 3: Cross multiply
413,714,620.20x = 620,571,930.30 × 183,439,266.60 - Step 4: Simplify right side
413,714,620.20x = 113,837,259,766,778,304 - Step 5: Solve for x
x = 113,837,259,766,778,304/413,714,620.20 - Step 6: Final answer
x = 275,158,899.90
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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.