Finding the Fourth Proportional to 125,840,638.97, 188,760,972.12 and 38,402,614.34
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Solution
The fourth proportional to 125,840,638.97, 188,760,972.12 and 38,402,614.34 is: 57,603,925.67
Step by Step Solution
- Step 1: Write the proportion equation
125,840,638.97 : 188,760,972.12 = 38,402,614.34 : x - Step 2: Convert to fraction form
125,840,638.97/188,760,972.12 = 38,402,614.34/x - Step 3: Cross multiply
125,840,638.97x = 188,760,972.12 × 38,402,614.34 - Step 4: Simplify right side
125,840,638.97x = 7,248,914,813,824,048 - Step 5: Solve for x
x = 7,248,914,813,824,048/125,840,638.97 - Step 6: Final answer
x = 57,603,925.67
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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.