Finding the Fourth Proportional to 2,750,930,120.66, 4,118,646,326.51 and 2,471,987,368.58
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Solution
The fourth proportional to 2,750,930,120.66, 4,118,646,326.51 and 2,471,987,368.58 is: 3,701,017,927.84
Step by Step Solution
- Step 1: Write the proportion equation
2,750,930,120.66 : 4,118,646,326.51 = 2,471,987,368.58 : x - Step 2: Convert to fraction form
2,750,930,120.66/4,118,646,326.51 = 2,471,987,368.58/x - Step 3: Cross multiply
2,750,930,120.66x = 4,118,646,326.51 × 2,471,987,368.58 - Step 4: Simplify right side
2,750,930,120.66x = 10,181,241,694,766,723,072 - Step 5: Solve for x
x = 10,181,241,694,766,723,072/2,750,930,120.66 - Step 6: Final answer
x = 3,701,017,927.84
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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.