Finding the Fourth Proportional to 636,340,698.01, 954,511,582.79 and 304,269,577.75
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Solution
The fourth proportional to 636,340,698.01, 954,511,582.79 and 304,269,577.75 is: 456,404,622.81
Step by Step Solution
- Step 1: Write the proportion equation
636,340,698.01 : 954,511,582.79 = 304,269,577.75 : x - Step 2: Convert to fraction form
636,340,698.01/954,511,582.79 = 304,269,577.75/x - Step 3: Cross multiply
636,340,698.01x = 954,511,582.79 × 304,269,577.75 - Step 4: Simplify right side
636,340,698.01x = 290,428,836,252,997,440 - Step 5: Solve for x
x = 290,428,836,252,997,440/636,340,698.01 - Step 6: Final answer
x = 456,404,622.81
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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.