Finding the Fourth Proportional to 354,563,376.36, 485,749,557.84 and 341,304,377.82
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Solution
The fourth proportional to 354,563,376.36, 485,749,557.84 and 341,304,377.82 is: 467,584,814.64
Step by Step Solution
- Step 1: Write the proportion equation
354,563,376.36 : 485,749,557.84 = 341,304,377.82 : x - Step 2: Convert to fraction form
354,563,376.36/485,749,557.84 = 341,304,377.82/x - Step 3: Cross multiply
354,563,376.36x = 485,749,557.84 × 341,304,377.82 - Step 4: Simplify right side
354,563,376.36x = 165,788,450,614,921,280 - Step 5: Solve for x
x = 165,788,450,614,921,280/354,563,376.36 - Step 6: Final answer
x = 467,584,814.64
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.