Finding the Fourth Proportional to 5,636,146,825.96, 7,776,949,396.13 and 3,257,506,262.58
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Solution
The fourth proportional to 5,636,146,825.96, 7,776,949,396.13 and 3,257,506,262.58 is: 4,494,819,269.96
Step by Step Solution
- Step 1: Write the proportion equation
5,636,146,825.96 : 7,776,949,396.13 = 3,257,506,262.58 : x - Step 2: Convert to fraction form
5,636,146,825.96/7,776,949,396.13 = 3,257,506,262.58/x - Step 3: Cross multiply
5,636,146,825.96x = 7,776,949,396.13 × 3,257,506,262.58 - Step 4: Simplify right side
5,636,146,825.96x = 25,333,461,361,661,222,912 - Step 5: Solve for x
x = 25,333,461,361,661,222,912/5,636,146,825.96 - Step 6: Final answer
x = 4,494,819,269.96
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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.