Finding the Fourth Proportional to 132,862,773.38, 183,355,941.87 and 74,130,571.26
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Solution
The fourth proportional to 132,862,773.38, 183,355,941.87 and 74,130,571.26 is: 102,303,153.62
Step by Step Solution
- Step 1: Write the proportion equation
132,862,773.38 : 183,355,941.87 = 74,130,571.26 : x - Step 2: Convert to fraction form
132,862,773.38/183,355,941.87 = 74,130,571.26/x - Step 3: Cross multiply
132,862,773.38x = 183,355,941.87 × 74,130,571.26 - Step 4: Simplify right side
132,862,773.38x = 13,592,280,714,738,454 - Step 5: Solve for x
x = 13,592,280,714,738,454/132,862,773.38 - Step 6: Final answer
x = 102,303,153.62
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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.