Finding the Fourth Proportional to 12,830,823,186.53, 19,235,106,404.17 and 4,964,821,457.09
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Solution
The fourth proportional to 12,830,823,186.53, 19,235,106,404.17 and 4,964,821,457.09 is: 7,442,926,117.56
Step by Step Solution
- Step 1: Write the proportion equation
12,830,823,186.53 : 19,235,106,404.17 = 4,964,821,457.09 : x - Step 2: Convert to fraction form
12,830,823,186.53/19,235,106,404.17 = 4,964,821,457.09/x - Step 3: Cross multiply
12,830,823,186.53x = 19,235,106,404.17 × 4,964,821,457.09 - Step 4: Simplify right side
12,830,823,186.53x = 95,498,869,004,721,422,336 - Step 5: Solve for x
x = 95,498,869,004,721,422,336/12,830,823,186.53 - Step 6: Final answer
x = 7,442,926,117.56
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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.