Finding the Fourth Proportional to 5,276,992,600.13, 7,916,828,706.97 and 2,442,830,120.08
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Solution
The fourth proportional to 5,276,992,600.13, 7,916,828,706.97 and 2,442,830,120.08 is: 3,664,865,404.67
Step by Step Solution
- Step 1: Write the proportion equation
5,276,992,600.13 : 7,916,828,706.97 = 2,442,830,120.08 : x - Step 2: Convert to fraction form
5,276,992,600.13/7,916,828,706.97 = 2,442,830,120.08/x - Step 3: Cross multiply
5,276,992,600.13x = 7,916,828,706.97 × 2,442,830,120.08 - Step 4: Simplify right side
5,276,992,600.13x = 19,339,467,620,900,315,136 - Step 5: Solve for x
x = 19,339,467,620,900,315,136/5,276,992,600.13 - Step 6: Final answer
x = 3,664,865,404.67
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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.