Finding the Fourth Proportional to 322,519,460.98, 445,114,641.60 and 183,311,148.26
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Solution
The fourth proportional to 322,519,460.98, 445,114,641.60 and 183,311,148.26 is: 252,990,860.80
Step by Step Solution
- Step 1: Write the proportion equation
322,519,460.98 : 445,114,641.60 = 183,311,148.26 : x - Step 2: Convert to fraction form
322,519,460.98/445,114,641.60 = 183,311,148.26/x - Step 3: Cross multiply
322,519,460.98x = 445,114,641.60 × 183,311,148.26 - Step 4: Simplify right side
322,519,460.98x = 81,594,476,059,034,368 - Step 5: Solve for x
x = 81,594,476,059,034,368/322,519,460.98 - Step 6: Final answer
x = 252,990,860.80
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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.