Finding the Fourth Proportional to 382,638,329,794.18, 528,056,937,107.33 and 220,058,102,637.46
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Solution
The fourth proportional to 382,638,329,794.18, 528,056,937,107.33 and 220,058,102,637.46 is: 303,689,407,506.28
Step by Step Solution
- Step 1: Write the proportion equation
382,638,329,794.18 : 528,056,937,107.33 = 220,058,102,637.46 : x - Step 2: Convert to fraction form
382,638,329,794.18/528,056,937,107.33 = 220,058,102,637.46/x - Step 3: Cross multiply
382,638,329,794.18x = 528,056,937,107.33 × 220,058,102,637.46 - Step 4: Simplify right side
382,638,329,794.18x = 116,203,207,664,387,579,969,536 - Step 5: Solve for x
x = 116,203,207,664,387,579,969,536/382,638,329,794.18 - Step 6: Final answer
x = 303,689,407,506.28
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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.