Finding the Fourth Proportional to 94,286,739.60, 130,114,394.28 and 53,033,659.92
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Solution
The fourth proportional to 94,286,739.60, 130,114,394.28 and 53,033,659.92 is: 73,185,715.89
Step by Step Solution
- Step 1: Write the proportion equation
94,286,739.60 : 130,114,394.28 = 53,033,659.92 : x - Step 2: Convert to fraction form
94,286,739.60/130,114,394.28 = 53,033,659.92/x - Step 3: Cross multiply
94,286,739.60x = 130,114,394.28 × 53,033,659.92 - Step 4: Simplify right side
94,286,739.60x = 6,900,442,536,942,314 - Step 5: Solve for x
x = 6,900,442,536,942,314/94,286,739.60 - Step 6: Final answer
x = 73,185,715.89
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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.