Finding the Fourth Proportional to 84,562,209.88, 116,693,952.06 and 49,277,832.28
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Solution
The fourth proportional to 84,562,209.88, 116,693,952.06 and 49,277,832.28 is: 68,002,302.75
Step by Step Solution
- Step 1: Write the proportion equation
84,562,209.88 : 116,693,952.06 = 49,277,832.28 : x - Step 2: Convert to fraction form
84,562,209.88/116,693,952.06 = 49,277,832.28/x - Step 3: Cross multiply
84,562,209.88x = 116,693,952.06 × 49,277,832.28 - Step 4: Simplify right side
84,562,209.88x = 5,750,424,997,703,041 - Step 5: Solve for x
x = 5,750,424,997,703,041/84,562,209.88 - Step 6: Final answer
x = 68,002,302.75
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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.