Finding the Fourth Proportional to 395,464,294.62, 592,781,197.77 and 133,057,751.31
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Solution
The fourth proportional to 395,464,294.62, 592,781,197.77 and 133,057,751.31 is: 199,446,914.09
Step by Step Solution
- Step 1: Write the proportion equation
395,464,294.62 : 592,781,197.77 = 133,057,751.31 : x - Step 2: Convert to fraction form
395,464,294.62/592,781,197.77 = 133,057,751.31/x - Step 3: Cross multiply
395,464,294.62x = 592,781,197.77 × 133,057,751.31 - Step 4: Simplify right side
395,464,294.62x = 78,874,133,194,124,592 - Step 5: Solve for x
x = 78,874,133,194,124,592/395,464,294.62 - Step 6: Final answer
x = 199,446,914.09
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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.