Finding the Fourth Proportional to 5,878,887,554.40, 8,818,331,331.60 and 3,552,451,432.80
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Solution
The fourth proportional to 5,878,887,554.40, 8,818,331,331.60 and 3,552,451,432.80 is: 5,328,677,149.20
Step by Step Solution
- Step 1: Write the proportion equation
5,878,887,554.40 : 8,818,331,331.60 = 3,552,451,432.80 : x - Step 2: Convert to fraction form
5,878,887,554.40/8,818,331,331.60 = 3,552,451,432.80/x - Step 3: Cross multiply
5,878,887,554.40x = 8,818,331,331.60 × 3,552,451,432.80 - Step 4: Simplify right side
5,878,887,554.40x = 31,326,693,773,847,556,096 - Step 5: Solve for x
x = 31,326,693,773,847,556,096/5,878,887,554.40 - Step 6: Final answer
x = 5,328,677,149.20
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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.