Finding the Fourth Proportional to 963,101,694.80, 1,444,652,542.20 and 236,090,406.80
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Solution
The fourth proportional to 963,101,694.80, 1,444,652,542.20 and 236,090,406.80 is: 354,135,610.20
Step by Step Solution
- Step 1: Write the proportion equation
963,101,694.80 : 1,444,652,542.20 = 236,090,406.80 : x - Step 2: Convert to fraction form
963,101,694.80/1,444,652,542.20 = 236,090,406.80/x - Step 3: Cross multiply
963,101,694.80x = 1,444,652,542.20 × 236,090,406.80 - Step 4: Simplify right side
963,101,694.80x = 341,068,606,372,652,224 - Step 5: Solve for x
x = 341,068,606,372,652,224/963,101,694.80 - Step 6: Final answer
x = 354,135,610.20
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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.