Finding the Fourth Proportional to 348,630,750.40, 481,104,622.08 and 192,012,430.24
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Solution
The fourth proportional to 348,630,750.40, 481,104,622.08 and 192,012,430.24 is: 264,973,951.89
Step by Step Solution
- Step 1: Write the proportion equation
348,630,750.40 : 481,104,622.08 = 192,012,430.24 : x - Step 2: Convert to fraction form
348,630,750.40/481,104,622.08 = 192,012,430.24/x - Step 3: Cross multiply
348,630,750.40x = 481,104,622.08 × 192,012,430.24 - Step 4: Simplify right side
348,630,750.40x = 92,378,067,685,277,568 - Step 5: Solve for x
x = 92,378,067,685,277,568/348,630,750.40 - Step 6: Final answer
x = 264,973,951.89
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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.