Finding the Fourth Proportional to 805,083,208.38, 1,207,425,358.16 and 344,969,201.34
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Solution
The fourth proportional to 805,083,208.38, 1,207,425,358.16 and 344,969,201.34 is: 517,368,338.01
Step by Step Solution
- Step 1: Write the proportion equation
805,083,208.38 : 1,207,425,358.16 = 344,969,201.34 : x - Step 2: Convert to fraction form
805,083,208.38/1,207,425,358.16 = 344,969,201.34/x - Step 3: Cross multiply
805,083,208.38x = 1,207,425,358.16 × 344,969,201.34 - Step 4: Simplify right side
805,083,208.38x = 416,524,561,482,118,656 - Step 5: Solve for x
x = 416,524,561,482,118,656/805,083,208.38 - Step 6: Final answer
x = 517,368,338.01
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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.