Finding the Fourth Proportional to 383,883,408.87, 575,841,500.76 and 150,764,642.70
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Solution
The fourth proportional to 383,883,408.87, 575,841,500.76 and 150,764,642.70 is: 226,153,399.99
Step by Step Solution
- Step 1: Write the proportion equation
383,883,408.87 : 575,841,500.76 = 150,764,642.70 : x - Step 2: Convert to fraction form
383,883,408.87/575,841,500.76 = 150,764,642.70/x - Step 3: Cross multiply
383,883,408.87x = 575,841,500.76 × 150,764,642.70 - Step 4: Simplify right side
383,883,408.87x = 86,816,538,113,913,168 - Step 5: Solve for x
x = 86,816,538,113,913,168/383,883,408.87 - Step 6: Final answer
x = 226,153,399.99
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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.