Finding the Fourth Proportional to 89,945,791.84, 124,125,234.33 and 48,692,684.26
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Solution
The fourth proportional to 89,945,791.84, 124,125,234.33 and 48,692,684.26 is: 67,195,926.79
Step by Step Solution
- Step 1: Write the proportion equation
89,945,791.84 : 124,125,234.33 = 48,692,684.26 : x - Step 2: Convert to fraction form
89,945,791.84/124,125,234.33 = 48,692,684.26/x - Step 3: Cross multiply
89,945,791.84x = 124,125,234.33 × 48,692,684.26 - Step 4: Simplify right side
89,945,791.84x = 6,043,990,843,929,202 - Step 5: Solve for x
x = 6,043,990,843,929,202/89,945,791.84 - Step 6: Final answer
x = 67,195,926.79
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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.