Finding the Fourth Proportional to 97,620,743.43, 134,716,256.24 and 53,568,479.32
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Solution
The fourth proportional to 97,620,743.43, 134,716,256.24 and 53,568,479.32 is: 73,924,298.60
Step by Step Solution
- Step 1: Write the proportion equation
97,620,743.43 : 134,716,256.24 = 53,568,479.32 : x - Step 2: Convert to fraction form
97,620,743.43/134,716,256.24 = 53,568,479.32/x - Step 3: Cross multiply
97,620,743.43x = 134,716,256.24 × 53,568,479.32 - Step 4: Simplify right side
97,620,743.43x = 7,216,544,986,460,262 - Step 5: Solve for x
x = 7,216,544,986,460,262/97,620,743.43 - Step 6: Final answer
x = 73,924,298.60
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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.