Finding the Fourth Proportional to 3,328,159,751.20, 4,992,239,626.80 and 2,360,700,935.20
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Solution
The fourth proportional to 3,328,159,751.20, 4,992,239,626.80 and 2,360,700,935.20 is: 3,541,051,402.80
Step by Step Solution
- Step 1: Write the proportion equation
3,328,159,751.20 : 4,992,239,626.80 = 2,360,700,935.20 : x - Step 2: Convert to fraction form
3,328,159,751.20/4,992,239,626.80 = 2,360,700,935.20/x - Step 3: Cross multiply
3,328,159,751.20x = 4,992,239,626.80 × 2,360,700,935.20 - Step 4: Simplify right side
3,328,159,751.20x = 11,785,184,755,729,258,496 - Step 5: Solve for x
x = 11,785,184,755,729,258,496/3,328,159,751.20 - Step 6: Final answer
x = 3,541,051,402.80
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1.5x scale
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.