Finding the Fourth Proportional to 70,132,232.80, 96,719,814.48 and 44,029,182.52
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Solution
The fourth proportional to 70,132,232.80, 96,719,814.48 and 44,029,182.52 is: 60,720,929.52
Step by Step Solution
- Step 1: Write the proportion equation
70,132,232.80 : 96,719,814.48 = 44,029,182.52 : x - Step 2: Convert to fraction form
70,132,232.80/96,719,814.48 = 44,029,182.52/x - Step 3: Cross multiply
70,132,232.80x = 96,719,814.48 × 44,029,182.52 - Step 4: Simplify right side
70,132,232.80x = 4,258,494,365,040,459.50 - Step 5: Solve for x
x = 4,258,494,365,040,459.50/70,132,232.80 - Step 6: Final answer
x = 60,720,929.52
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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.