Finding the Fourth Proportional to 53,955,604.70, 80,933,407.05 and 48,286,900.70
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Solution
The fourth proportional to 53,955,604.70, 80,933,407.05 and 48,286,900.70 is: 72,430,351.05
Step by Step Solution
- Step 1: Write the proportion equation
53,955,604.70 : 80,933,407.05 = 48,286,900.70 : x - Step 2: Convert to fraction form
53,955,604.70/80,933,407.05 = 48,286,900.70/x - Step 3: Cross multiply
53,955,604.70x = 80,933,407.05 × 48,286,900.70 - Step 4: Simplify right side
53,955,604.70x = 3,908,023,389,536,030 - Step 5: Solve for x
x = 3,908,023,389,536,030/53,955,604.70 - Step 6: Final answer
x = 72,430,351.05
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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.