Finding the Fourth Proportional to 5,058,479,637.18, 6,981,432,440.64 and 2,914,675,864.32
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Solution
The fourth proportional to 5,058,479,637.18, 6,981,432,440.64 and 2,914,675,864.32 is: 4,022,673,627.77
Step by Step Solution
- Step 1: Write the proportion equation
5,058,479,637.18 : 6,981,432,440.64 = 2,914,675,864.32 : x - Step 2: Convert to fraction form
5,058,479,637.18/6,981,432,440.64 = 2,914,675,864.32/x - Step 3: Cross multiply
5,058,479,637.18x = 6,981,432,440.64 × 2,914,675,864.32 - Step 4: Simplify right side
5,058,479,637.18x = 20,348,612,633,114,083,328 - Step 5: Solve for x
x = 20,348,612,633,114,083,328/5,058,479,637.18 - Step 6: Final answer
x = 4,022,673,627.77
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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.