Finding the Fourth Proportional to 88,990,286,687.75, 122,817,123,698.36 and 52,861,461,852.10
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Solution
The fourth proportional to 88,990,286,687.75, 122,817,123,698.36 and 52,861,461,852.10 is: 72,955,071,174.74
Step by Step Solution
- Step 1: Write the proportion equation
88,990,286,687.75 : 122,817,123,698.36 = 52,861,461,852.10 : x - Step 2: Convert to fraction form
88,990,286,687.75/122,817,123,698.36 = 52,861,461,852.10/x - Step 3: Cross multiply
88,990,286,687.75x = 122,817,123,698.36 × 52,861,461,852.10 - Step 4: Simplify right side
88,990,286,687.75x = 6,492,292,699,165,504,307,200 - Step 5: Solve for x
x = 6,492,292,699,165,504,307,200/88,990,286,687.75 - Step 6: Final answer
x = 72,955,071,174.74
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1.5x scale
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.