Finding the Fourth Proportional to 243,232,182.70, 365,430,325.24 and 155,964,676.48
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Solution
The fourth proportional to 243,232,182.70, 365,430,325.24 and 155,964,676.48 is: 234,320,235.99
Step by Step Solution
- Step 1: Write the proportion equation
243,232,182.70 : 365,430,325.24 = 155,964,676.48 : x - Step 2: Convert to fraction form
243,232,182.70/365,430,325.24 = 155,964,676.48/x - Step 3: Cross multiply
243,232,182.70x = 365,430,325.24 × 155,964,676.48 - Step 4: Simplify right side
243,232,182.70x = 56,994,222,450,210,624 - Step 5: Solve for x
x = 56,994,222,450,210,624/243,232,182.70 - Step 6: Final answer
x = 234,320,235.99
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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.