Finding the Fourth Proportional to 2,202,121,728.27, 3,038,927,815.96 and 1,198,546,491.74
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Solution
The fourth proportional to 2,202,121,728.27, 3,038,927,815.96 and 1,198,546,491.74 is: 1,653,994,066.58
Step by Step Solution
- Step 1: Write the proportion equation
2,202,121,728.27 : 3,038,927,815.96 = 1,198,546,491.74 : x - Step 2: Convert to fraction form
2,202,121,728.27/3,038,927,815.96 = 1,198,546,491.74/x - Step 3: Cross multiply
2,202,121,728.27x = 3,038,927,815.96 × 1,198,546,491.74 - Step 4: Simplify right side
2,202,121,728.27x = 3,642,296,272,451,766,784 - Step 5: Solve for x
x = 3,642,296,272,451,766,784/2,202,121,728.27 - Step 6: Final answer
x = 1,653,994,066.58
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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.