Finding the Fourth Proportional to 4,408,992,145.80, 6,613,488,218.70 and 2,470,043,435.40
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Solution
The fourth proportional to 4,408,992,145.80, 6,613,488,218.70 and 2,470,043,435.40 is: 3,705,065,153.10
Step by Step Solution
- Step 1: Write the proportion equation
4,408,992,145.80 : 6,613,488,218.70 = 2,470,043,435.40 : x - Step 2: Convert to fraction form
4,408,992,145.80/6,613,488,218.70 = 2,470,043,435.40/x - Step 3: Cross multiply
4,408,992,145.80x = 6,613,488,218.70 × 2,470,043,435.40 - Step 4: Simplify right side
4,408,992,145.80x = 16,335,603,159,695,175,680 - Step 5: Solve for x
x = 16,335,603,159,695,175,680/4,408,992,145.80 - Step 6: Final answer
x = 3,705,065,153.10
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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.