Finding the Fourth Proportional to 147,495,034.00, 203,543,116.16 and 81,415,515.02
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Solution
The fourth proportional to 147,495,034.00, 203,543,116.16 and 81,415,515.02 is: 112,353,393.75
Step by Step Solution
- Step 1: Write the proportion equation
147,495,034.00 : 203,543,116.16 = 81,415,515.02 : x - Step 2: Convert to fraction form
147,495,034.00/203,543,116.16 = 81,415,515.02/x - Step 3: Cross multiply
147,495,034.00x = 203,543,116.16 × 81,415,515.02 - Step 4: Simplify right side
147,495,034.00x = 16,571,567,629,975,660 - Step 5: Solve for x
x = 16,571,567,629,975,660/147,495,034.00 - Step 6: Final answer
x = 112,353,393.75
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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.