Finding the Fourth Proportional to 201,204,027.10, 301,806,040.65 and 99,167,355.10
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Solution
The fourth proportional to 201,204,027.10, 301,806,040.65 and 99,167,355.10 is: 148,751,032.65
Step by Step Solution
- Step 1: Write the proportion equation
201,204,027.10 : 301,806,040.65 = 99,167,355.10 : x - Step 2: Convert to fraction form
201,204,027.10/301,806,040.65 = 99,167,355.10/x - Step 3: Cross multiply
201,204,027.10x = 301,806,040.65 × 99,167,355.10 - Step 4: Simplify right side
201,204,027.10x = 29,929,306,804,463,580 - Step 5: Solve for x
x = 29,929,306,804,463,580/201,204,027.10 - Step 6: Final answer
x = 148,751,032.65
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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.