Finding the Fourth Proportional to 995,328,823.60, 1,492,993,235.40 and 837,668,868.40
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Solution
The fourth proportional to 995,328,823.60, 1,492,993,235.40 and 837,668,868.40 is: 1,256,503,302.60
Step by Step Solution
- Step 1: Write the proportion equation
995,328,823.60 : 1,492,993,235.40 = 837,668,868.40 : x - Step 2: Convert to fraction form
995,328,823.60/1,492,993,235.40 = 837,668,868.40/x - Step 3: Cross multiply
995,328,823.60x = 1,492,993,235.40 × 837,668,868.40 - Step 4: Simplify right side
995,328,823.60x = 1,250,633,954,026,372,864 - Step 5: Solve for x
x = 1,250,633,954,026,372,864/995,328,823.60 - Step 6: Final answer
x = 1,256,503,302.60
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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.