Finding the Fourth Proportional to 88,085,135.70, 132,127,703.55 and 88,085,135.70
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Solution
The fourth proportional to 88,085,135.70, 132,127,703.55 and 88,085,135.70 is: 132,127,703.55
Step by Step Solution
- Step 1: Write the proportion equation
88,085,135.70 : 132,127,703.55 = 88,085,135.70 : x - Step 2: Convert to fraction form
88,085,135.70/132,127,703.55 = 88,085,135.70/x - Step 3: Cross multiply
88,085,135.70x = 132,127,703.55 × 88,085,135.70 - Step 4: Simplify right side
88,085,135.70x = 11,638,486,696,931,122 - Step 5: Solve for x
x = 11,638,486,696,931,122/88,085,135.70 - Step 6: Final answer
x = 132,127,703.55
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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.