Finding the Fourth Proportional to 485,958,741.98, 670,622,629.46 and 274,310,124.08
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Solution
The fourth proportional to 485,958,741.98, 670,622,629.46 and 274,310,124.08 is: 378,547,725.98
Step by Step Solution
- Step 1: Write the proportion equation
485,958,741.98 : 670,622,629.46 = 274,310,124.08 : x - Step 2: Convert to fraction form
485,958,741.98/670,622,629.46 = 274,310,124.08/x - Step 3: Cross multiply
485,958,741.98x = 670,622,629.46 × 274,310,124.08 - Step 4: Simplify right side
485,958,741.98x = 183,958,576,698,028,448 - Step 5: Solve for x
x = 183,958,576,698,028,448/485,958,741.98 - Step 6: Final answer
x = 378,547,725.98
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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.