Finding the Fourth Proportional to 2,792,058,163,706.20, 4,187,740,611,388.20 and 752,452,794,621.32
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Solution
The fourth proportional to 2,792,058,163,706.20, 4,187,740,611,388.20 and 752,452,794,621.32 is: 1,128,585,774,877.08
Step by Step Solution
- Step 1: Write the proportion equation
2,792,058,163,706.20 : 4,187,740,611,388.20 = 752,452,794,621.32 : x - Step 2: Convert to fraction form
2,792,058,163,706.20/4,187,740,611,388.20 = 752,452,794,621.32/x - Step 3: Cross multiply
2,792,058,163,706.20x = 4,187,740,611,388.20 × 752,452,794,621.32 - Step 4: Simplify right side
2,792,058,163,706.20x = 3,151,077,126,188,246,165,880,832 - Step 5: Solve for x
x = 3,151,077,126,188,246,165,880,832/2,792,058,163,706.20 - Step 6: Final answer
x = 1,128,585,774,877.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.