Finding the Fourth Proportional to 107,749,043.34, 148,693,674.11 and 58,189,412.26
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Solution
The fourth proportional to 107,749,043.34, 148,693,674.11 and 58,189,412.26 is: 80,301,385.84
Step by Step Solution
- Step 1: Write the proportion equation
107,749,043.34 : 148,693,674.11 = 58,189,412.26 : x - Step 2: Convert to fraction form
107,749,043.34/148,693,674.11 = 58,189,412.26/x - Step 3: Cross multiply
107,749,043.34x = 148,693,674.11 × 58,189,412.26 - Step 4: Simplify right side
107,749,043.34x = 8,652,397,502,299,396 - Step 5: Solve for x
x = 8,652,397,502,299,396/107,749,043.34 - Step 6: Final answer
x = 80,301,385.84
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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.