Finding the Fourth Proportional to 289,183,575.40, 433,775,363.10 and 97,704,586.60
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Solution
The fourth proportional to 289,183,575.40, 433,775,363.10 and 97,704,586.60 is: 146,556,879.90
Step by Step Solution
- Step 1: Write the proportion equation
289,183,575.40 : 433,775,363.10 = 97,704,586.60 : x - Step 2: Convert to fraction form
289,183,575.40/433,775,363.10 = 97,704,586.60/x - Step 3: Cross multiply
289,183,575.40x = 433,775,363.10 × 97,704,586.60 - Step 4: Simplify right side
289,183,575.40x = 42,381,842,528,950,392 - Step 5: Solve for x
x = 42,381,842,528,950,392/289,183,575.40 - Step 6: Final answer
x = 146,556,879.90
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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.