Finding the Fourth Proportional to 480,161,840.44, 662,257,748.50 and 413,294,605.21
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Solution
The fourth proportional to 480,161,840.44, 662,257,748.50 and 413,294,605.21 is: 570,031,876.05
Step by Step Solution
- Step 1: Write the proportion equation
480,161,840.44 : 662,257,748.50 = 413,294,605.21 : x - Step 2: Convert to fraction form
480,161,840.44/662,257,748.50 = 413,294,605.21/x - Step 3: Cross multiply
480,161,840.44x = 662,257,748.50 × 413,294,605.21 - Step 4: Simplify right side
480,161,840.44x = 273,707,554,713,570,944 - Step 5: Solve for x
x = 273,707,554,713,570,944/480,161,840.44 - Step 6: Final answer
x = 570,031,876.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.