Finding the Fourth Proportional to 97,620,741.18, 134,716,253.14 and 53,568,477.07
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Solution
The fourth proportional to 97,620,741.18, 134,716,253.14 and 53,568,477.07 is: 73,924,295.49
Step by Step Solution
- Step 1: Write the proportion equation
97,620,741.18 : 134,716,253.14 = 53,568,477.07 : x - Step 2: Convert to fraction form
97,620,741.18/134,716,253.14 = 53,568,477.07/x - Step 3: Cross multiply
97,620,741.18x = 134,716,253.14 × 53,568,477.07 - Step 4: Simplify right side
97,620,741.18x = 7,216,544,516,612,823 - Step 5: Solve for x
x = 7,216,544,516,612,823/97,620,741.18 - Step 6: Final answer
x = 73,924,295.49
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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.