Finding the Fourth Proportional to 83,613,998.24, 125,422,257.84 and 29,028,316.96
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Solution
The fourth proportional to 83,613,998.24, 125,422,257.84 and 29,028,316.96 is: 43,542,913.04
Step by Step Solution
- Step 1: Write the proportion equation
83,613,998.24 : 125,422,257.84 = 29,028,316.96 : x - Step 2: Convert to fraction form
83,613,998.24/125,422,257.84 = 29,028,316.96/x - Step 3: Cross multiply
83,613,998.24x = 125,422,257.84 × 29,028,316.96 - Step 4: Simplify right side
83,613,998.24x = 3,640,797,054,418,365 - Step 5: Solve for x
x = 3,640,797,054,418,365/83,613,998.24 - Step 6: Final answer
x = 43,542,913.04
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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.