Finding the Fourth Proportional to 97,621,247.98, 134,716,949.38 and 53,568,983.26
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Solution
The fourth proportional to 97,621,247.98, 134,716,949.38 and 53,568,983.26 is: 73,924,992.31
Step by Step Solution
- Step 1: Write the proportion equation
97,621,247.98 : 134,716,949.38 = 53,568,983.26 : x - Step 2: Convert to fraction form
97,621,247.98/134,716,949.38 = 53,568,983.26/x - Step 3: Cross multiply
97,621,247.98x = 134,716,949.38 × 53,568,983.26 - Step 4: Simplify right side
97,621,247.98x = 7,216,650,006,175,487 - Step 5: Solve for x
x = 7,216,650,006,175,487/97,621,247.98 - Step 6: Final answer
x = 73,924,992.31
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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.