Finding the Fourth Proportional to 534,145,101.51, 737,124,568.13 and 295,994,263.98
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Solution
The fourth proportional to 534,145,101.51, 737,124,568.13 and 295,994,263.98 is: 408,474,482.66
Step by Step Solution
- Step 1: Write the proportion equation
534,145,101.51 : 737,124,568.13 = 295,994,263.98 : x - Step 2: Convert to fraction form
534,145,101.51/737,124,568.13 = 295,994,263.98/x - Step 3: Cross multiply
534,145,101.51x = 737,124,568.13 × 295,994,263.98 - Step 4: Simplify right side
534,145,101.51x = 218,184,644,005,214,720 - Step 5: Solve for x
x = 218,184,644,005,214,720/534,145,101.51 - Step 6: Final answer
x = 408,474,482.66
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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.