Finding the Fourth Proportional to 371,360,400.36, 512,488,885.74 and 204,093,620.75
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Solution
The fourth proportional to 371,360,400.36, 512,488,885.74 and 204,093,620.75 is: 281,655,535.12
Step by Step Solution
- Step 1: Write the proportion equation
371,360,400.36 : 512,488,885.74 = 204,093,620.75 : x - Step 2: Convert to fraction form
371,360,400.36/512,488,885.74 = 204,093,620.75/x - Step 3: Cross multiply
371,360,400.36x = 512,488,885.74 × 204,093,620.75 - Step 4: Simplify right side
371,360,400.36x = 104,595,712,284,809,648 - Step 5: Solve for x
x = 104,595,712,284,809,648/371,360,400.36 - Step 6: Final answer
x = 281,655,535.12
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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.