Finding the Fourth Proportional to 303,375,747.91, 418,655,551.57 and 164,143,454.71
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Solution
The fourth proportional to 303,375,747.91, 418,655,551.57 and 164,143,454.71 is: 226,516,354.86
Step by Step Solution
- Step 1: Write the proportion equation
303,375,747.91 : 418,655,551.57 = 164,143,454.71 : x - Step 2: Convert to fraction form
303,375,747.91/418,655,551.57 = 164,143,454.71/x - Step 3: Cross multiply
303,375,747.91x = 418,655,551.57 × 164,143,454.71 - Step 4: Simplify right side
303,375,747.91x = 68,719,568,568,220,368 - Step 5: Solve for x
x = 68,719,568,568,220,368/303,375,747.91 - Step 6: Final answer
x = 226,516,354.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.