Finding the Fourth Proportional to 546,814,939.99, 820,224,537.96 and 132,291,096.17
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Solution
The fourth proportional to 546,814,939.99, 820,224,537.96 and 132,291,096.17 is: 198,437,159.07
Step by Step Solution
- Step 1: Write the proportion equation
546,814,939.99 : 820,224,537.96 = 132,291,096.17 : x - Step 2: Convert to fraction form
546,814,939.99/820,224,537.96 = 132,291,096.17/x - Step 3: Cross multiply
546,814,939.99x = 820,224,537.96 × 132,291,096.17 - Step 4: Simplify right side
546,814,939.99x = 108,508,403,228,159,056 - Step 5: Solve for x
x = 108,508,403,228,159,056/546,814,939.99 - Step 6: Final answer
x = 198,437,159.07
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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.