Finding the Fourth Proportional to 87,475,700.19, 120,716,167.35 and 50,304,225.48
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Solution
The fourth proportional to 87,475,700.19, 120,716,167.35 and 50,304,225.48 is: 69,419,659.27
Step by Step Solution
- Step 1: Write the proportion equation
87,475,700.19 : 120,716,167.35 = 50,304,225.48 : x - Step 2: Convert to fraction form
87,475,700.19/120,716,167.35 = 50,304,225.48/x - Step 3: Cross multiply
87,475,700.19x = 120,716,167.35 × 50,304,225.48 - Step 4: Simplify right side
87,475,700.19x = 6,072,533,301,455,813 - Step 5: Solve for x
x = 6,072,533,301,455,813/87,475,700.19 - Step 6: Final answer
x = 69,419,659.27
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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.