Finding the Fourth Proportional to 247,811,589.97, 371,759,733.48 and 102,165,533.81
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Solution
The fourth proportional to 247,811,589.97, 371,759,733.48 and 102,165,533.81 is: 153,265,759.78
Step by Step Solution
- Step 1: Write the proportion equation
247,811,589.97 : 371,759,733.48 = 102,165,533.81 : x - Step 2: Convert to fraction form
247,811,589.97/371,759,733.48 = 102,165,533.81/x - Step 3: Cross multiply
247,811,589.97x = 371,759,733.48 × 102,165,533.81 - Step 4: Simplify right side
247,811,589.97x = 37,981,031,619,536,704 - Step 5: Solve for x
x = 37,981,031,619,536,704/247,811,589.97 - Step 6: Final answer
x = 153,265,759.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.