Finding the Fourth Proportional to 466,296,206.20, 699,444,309.30 and 330,135,335.80
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Solution
The fourth proportional to 466,296,206.20, 699,444,309.30 and 330,135,335.80 is: 495,203,003.70
Step by Step Solution
- Step 1: Write the proportion equation
466,296,206.20 : 699,444,309.30 = 330,135,335.80 : x - Step 2: Convert to fraction form
466,296,206.20/699,444,309.30 = 330,135,335.80/x - Step 3: Cross multiply
466,296,206.20x = 699,444,309.30 × 330,135,335.80 - Step 4: Simplify right side
466,296,206.20x = 230,911,281,924,154,560 - Step 5: Solve for x
x = 230,911,281,924,154,560/466,296,206.20 - Step 6: Final answer
x = 495,203,003.70
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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.