Finding the Fourth Proportional to 97,554,078,182.75, 146,330,527,063.18 and 53,068,293,529.07
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Solution
The fourth proportional to 97,554,078,182.75, 146,330,527,063.18 and 53,068,293,529.07 is: 79,602,119,225.65
Step by Step Solution
- Step 1: Write the proportion equation
97,554,078,182.75 : 146,330,527,063.18 = 53,068,293,529.07 : x - Step 2: Convert to fraction form
97,554,078,182.75/146,330,527,063.18 = 53,068,293,529.07/x - Step 3: Cross multiply
97,554,078,182.75x = 146,330,527,063.18 × 53,068,293,529.07 - Step 4: Simplify right side
97,554,078,182.75x = 7,765,511,362,451,626,524,672 - Step 5: Solve for x
x = 7,765,511,362,451,626,524,672/97,554,078,182.75 - Step 6: Final answer
x = 79,602,119,225.65
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1.5x scale
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.