Finding the Fourth Proportional to 4,288,988,195.11, 6,429,797,671.66 and 1,490,593,167.87
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Solution
The fourth proportional to 4,288,988,195.11, 6,429,797,671.66 and 1,490,593,167.87 is: 2,234,609,200.16
Step by Step Solution
- Step 1: Write the proportion equation
4,288,988,195.11 : 6,429,797,671.66 = 1,490,593,167.87 : x - Step 2: Convert to fraction form
4,288,988,195.11/6,429,797,671.66 = 1,490,593,167.87/x - Step 3: Cross multiply
4,288,988,195.11x = 6,429,797,671.66 × 1,490,593,167.87 - Step 4: Simplify right side
4,288,988,195.11x = 9,584,212,480,162,828,288 - Step 5: Solve for x
x = 9,584,212,480,162,828,288/4,288,988,195.11 - Step 6: Final answer
x = 2,234,609,200.16
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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.