Finding the Fourth Proportional to 134,367,279.40, 201,401,619.90 and 73,826,453.80
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Solution
The fourth proportional to 134,367,279.40, 201,401,619.90 and 73,826,453.80 is: 110,657,650.09
Step by Step Solution
- Step 1: Write the proportion equation
134,367,279.40 : 201,401,619.90 = 73,826,453.80 : x - Step 2: Convert to fraction form
134,367,279.40/201,401,619.90 = 73,826,453.80/x - Step 3: Cross multiply
134,367,279.40x = 201,401,619.90 × 73,826,453.80 - Step 4: Simplify right side
134,367,279.40x = 14,868,767,386,792,510 - Step 5: Solve for x
x = 14,868,767,386,792,510/134,367,279.40 - Step 6: Final answer
x = 110,657,650.09
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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.