Finding the Fourth Proportional to 371,811,283.97, 557,696,742.84 and 113,006,326.05
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Solution
The fourth proportional to 371,811,283.97, 557,696,742.84 and 113,006,326.05 is: 169,503,354.73
Step by Step Solution
- Step 1: Write the proportion equation
371,811,283.97 : 557,696,742.84 = 113,006,326.05 : x - Step 2: Convert to fraction form
371,811,283.97/557,696,742.84 = 113,006,326.05/x - Step 3: Cross multiply
371,811,283.97x = 557,696,742.84 × 113,006,326.05 - Step 4: Simplify right side
371,811,283.97x = 63,023,259,958,400,048 - Step 5: Solve for x
x = 63,023,259,958,400,048/371,811,283.97 - Step 6: Final answer
x = 169,503,354.73
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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.