Finding the Fourth Proportional to 135,072,384,004.60, 202,608,576,006.90 and 65,415,349,252.60
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Solution
The fourth proportional to 135,072,384,004.60, 202,608,576,006.90 and 65,415,349,252.60 is: 98,123,023,878.90
Step by Step Solution
- Step 1: Write the proportion equation
135,072,384,004.60 : 202,608,576,006.90 = 65,415,349,252.60 : x - Step 2: Convert to fraction form
135,072,384,004.60/202,608,576,006.90 = 65,415,349,252.60/x - Step 3: Cross multiply
135,072,384,004.60x = 202,608,576,006.90 × 65,415,349,252.60 - Step 4: Simplify right side
135,072,384,004.60x = 13,253,710,761,063,314,620,416 - Step 5: Solve for x
x = 13,253,710,761,063,314,620,416/135,072,384,004.60 - Step 6: Final answer
x = 98,123,023,878.90
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1.5x scale
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.