Finding the Fourth Proportional to 141,813,601.37, 195,717,815.70 and 83,125,575.28
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Solution
The fourth proportional to 141,813,601.37, 195,717,815.70 and 83,125,575.28 is: 114,722,113.15
Step by Step Solution
- Step 1: Write the proportion equation
141,813,601.37 : 195,717,815.70 = 83,125,575.28 : x - Step 2: Convert to fraction form
141,813,601.37/195,717,815.70 = 83,125,575.28/x - Step 3: Cross multiply
141,813,601.37x = 195,717,815.70 × 83,125,575.28 - Step 4: Simplify right side
141,813,601.37x = 16,269,156,021,628,926 - Step 5: Solve for x
x = 16,269,156,021,628,926/141,813,601.37 - Step 6: Final answer
x = 114,722,113.15
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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.