Finding the Fourth Proportional to 79,288,527,697.60, 109,420,811,210.64 and 44,532,473,015.38
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Solution
The fourth proportional to 79,288,527,697.60, 109,420,811,210.64 and 44,532,473,015.38 is: 61,456,297,197.79
Step by Step Solution
- Step 1: Write the proportion equation
79,288,527,697.60 : 109,420,811,210.64 = 44,532,473,015.38 : x - Step 2: Convert to fraction form
79,288,527,697.60/109,420,811,210.64 = 44,532,473,015.38/x - Step 3: Cross multiply
79,288,527,697.60x = 109,420,811,210.64 × 44,532,473,015.38 - Step 4: Simplify right side
79,288,527,697.60x = 4,872,779,322,558,815,141,888 - Step 5: Solve for x
x = 4,872,779,322,558,815,141,888/79,288,527,697.60 - Step 6: Final answer
x = 61,456,297,197.79
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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.