Finding the Fourth Proportional to 58,366,008.24, 80,543,686.50 and 31,903,174.68
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Solution
The fourth proportional to 58,366,008.24, 80,543,686.50 and 31,903,174.68 is: 44,025,613.15
Step by Step Solution
- Step 1: Write the proportion equation
58,366,008.24 : 80,543,686.50 = 31,903,174.68 : x - Step 2: Convert to fraction form
58,366,008.24/80,543,686.50 = 31,903,174.68/x - Step 3: Cross multiply
58,366,008.24x = 80,543,686.50 × 31,903,174.68 - Step 4: Simplify right side
58,366,008.24x = 2,569,599,299,780,658 - Step 5: Solve for x
x = 2,569,599,299,780,658/58,366,008.24 - Step 6: Final answer
x = 44,025,613.15
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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.