Finding the Fourth Proportional to 88,128,590.40, 132,192,885.60 and 27,544,219.20
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Solution
The fourth proportional to 88,128,590.40, 132,192,885.60 and 27,544,219.20 is: 41,316,328.80
Step by Step Solution
- Step 1: Write the proportion equation
88,128,590.40 : 132,192,885.60 = 27,544,219.20 : x - Step 2: Convert to fraction form
88,128,590.40/132,192,885.60 = 27,544,219.20/x - Step 3: Cross multiply
88,128,590.40x = 132,192,885.60 × 27,544,219.20 - Step 4: Simplify right side
88,128,590.40x = 3,641,149,817,646,923.50 - Step 5: Solve for x
x = 3,641,149,817,646,923.50/88,128,590.40 - Step 6: Final answer
x = 41,316,328.80
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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.