Finding the Fourth Proportional to 219,061,079,768.26, 302,304,060,805.86 and 122,717,844,405.68
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Solution
The fourth proportional to 219,061,079,768.26, 302,304,060,805.86 and 122,717,844,405.68 is: 169,350,496,840.53
Step by Step Solution
- Step 1: Write the proportion equation
219,061,079,768.26 : 302,304,060,805.86 = 122,717,844,405.68 : x - Step 2: Convert to fraction form
219,061,079,768.26/302,304,060,805.86 = 122,717,844,405.68/x - Step 3: Cross multiply
219,061,079,768.26x = 302,304,060,805.86 × 122,717,844,405.68 - Step 4: Simplify right side
219,061,079,768.26x = 37,098,102,697,178,750,255,104 - Step 5: Solve for x
x = 37,098,102,697,178,750,255,104/219,061,079,768.26 - Step 6: Final answer
x = 169,350,496,840.53
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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.