Finding the Fourth Proportional to 364,856,209.98, 503,495,346.75 and 197,591,112.07
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Solution
The fourth proportional to 364,856,209.98, 503,495,346.75 and 197,591,112.07 is: 272,672,364.52
Step by Step Solution
- Step 1: Write the proportion equation
364,856,209.98 : 503,495,346.75 = 197,591,112.07 : x - Step 2: Convert to fraction form
364,856,209.98/503,495,346.75 = 197,591,112.07/x - Step 3: Cross multiply
364,856,209.98x = 503,495,346.75 × 197,591,112.07 - Step 4: Simplify right side
364,856,209.98x = 99,486,205,486,402,752 - Step 5: Solve for x
x = 99,486,205,486,402,752/364,856,209.98 - Step 6: Final answer
x = 272,672,364.52
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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.