Finding the Fourth Proportional to 495,539,558.82, 683,651,053.76 and 283,733,201.52
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Solution
The fourth proportional to 495,539,558.82, 683,651,053.76 and 283,733,201.52 is: 391,441,003.56
Step by Step Solution
- Step 1: Write the proportion equation
495,539,558.82 : 683,651,053.76 = 283,733,201.52 : x - Step 2: Convert to fraction form
495,539,558.82/683,651,053.76 = 283,733,201.52/x - Step 3: Cross multiply
495,539,558.82x = 683,651,053.76 × 283,733,201.52 - Step 4: Simplify right side
495,539,558.82x = 193,974,502,205,846,432 - Step 5: Solve for x
x = 193,974,502,205,846,432/495,539,558.82 - Step 6: Final answer
x = 391,441,003.56
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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.