Finding the Fourth Proportional to 585,039,219.80, 877,558,829.70 and 196,732,995.80
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Solution
The fourth proportional to 585,039,219.80, 877,558,829.70 and 196,732,995.80 is: 295,099,493.70
Step by Step Solution
- Step 1: Write the proportion equation
585,039,219.80 : 877,558,829.70 = 196,732,995.80 : x - Step 2: Convert to fraction form
585,039,219.80/877,558,829.70 = 196,732,995.80/x - Step 3: Cross multiply
585,039,219.80x = 877,558,829.70 × 196,732,995.80 - Step 4: Simplify right side
585,039,219.80x = 172,644,777,557,623,040 - Step 5: Solve for x
x = 172,644,777,557,623,040/585,039,219.80 - Step 6: Final answer
x = 295,099,493.70
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Similar ratio
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1.5x scale
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.