Finding the Fourth Proportional to 240,917,615.08, 332,468,412.42 and 130,909,324.84
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Solution
The fourth proportional to 240,917,615.08, 332,468,412.42 and 130,909,324.84 is: 180,656,011.33
Step by Step Solution
- Step 1: Write the proportion equation
240,917,615.08 : 332,468,412.42 = 130,909,324.84 : x - Step 2: Convert to fraction form
240,917,615.08/332,468,412.42 = 130,909,324.84/x - Step 3: Cross multiply
240,917,615.08x = 332,468,412.42 × 130,909,324.84 - Step 4: Simplify right side
240,917,615.08x = 43,523,215,400,528,872 - Step 5: Solve for x
x = 43,523,215,400,528,872/240,917,615.08 - Step 6: Final answer
x = 180,656,011.33
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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.