Finding the Fourth Proportional to 613,828,689.60, 847,073,679.84 and 335,364,219.84
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Solution
The fourth proportional to 613,828,689.60, 847,073,679.84 and 335,364,219.84 is: 462,797,208.08
Step by Step Solution
- Step 1: Write the proportion equation
613,828,689.60 : 847,073,679.84 = 335,364,219.84 : x - Step 2: Convert to fraction form
613,828,689.60/847,073,679.84 = 335,364,219.84/x - Step 3: Cross multiply
613,828,689.60x = 847,073,679.84 × 335,364,219.84 - Step 4: Simplify right side
613,828,689.60x = 284,078,203,786,539,520 - Step 5: Solve for x
x = 284,078,203,786,539,520/613,828,689.60 - Step 6: Final answer
x = 462,797,208.08
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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.