Finding the Fourth Proportional to 2,107,251,568,429.70, 3,160,264,148,028.10 and 816,174,864,033.65
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Solution
The fourth proportional to 2,107,251,568,429.70, 3,160,264,148,028.10 and 816,174,864,033.65 is: 1,224,024,791,330.13
Step by Step Solution
- Step 1: Write the proportion equation
2,107,251,568,429.70 : 3,160,264,148,028.10 = 816,174,864,033.65 : x - Step 2: Convert to fraction form
2,107,251,568,429.70/3,160,264,148,028.10 = 816,174,864,033.65/x - Step 3: Cross multiply
2,107,251,568,429.70x = 3,160,264,148,028.10 × 816,174,864,033.65 - Step 4: Simplify right side
2,107,251,568,429.70x = 2,579,328,161,327,253,442,002,944 - Step 5: Solve for x
x = 2,579,328,161,327,253,442,002,944/2,107,251,568,429.70 - Step 6: Final answer
x = 1,224,024,791,330.13
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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.