Finding the Fourth Proportional to 4,828,896,297.90, 7,243,344,446.85 and 2,992,236,201.90
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Solution
The fourth proportional to 4,828,896,297.90, 7,243,344,446.85 and 2,992,236,201.90 is: 4,488,354,302.85
Step by Step Solution
- Step 1: Write the proportion equation
4,828,896,297.90 : 7,243,344,446.85 = 2,992,236,201.90 : x - Step 2: Convert to fraction form
4,828,896,297.90/7,243,344,446.85 = 2,992,236,201.90/x - Step 3: Cross multiply
4,828,896,297.90x = 7,243,344,446.85 × 2,992,236,201.90 - Step 4: Simplify right side
4,828,896,297.90x = 21,673,797,476,695,904,256 - Step 5: Solve for x
x = 21,673,797,476,695,904,256/4,828,896,297.90 - Step 6: Final answer
x = 4,488,354,302.85
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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.