Finding the Fourth Proportional to 2,000,826,249.15, 2,760,234,807.74 and 1,207,618,670.19
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Solution
The fourth proportional to 2,000,826,249.15, 2,760,234,807.74 and 1,207,618,670.19 is: 1,665,967,291.94
Step by Step Solution
- Step 1: Write the proportion equation
2,000,826,249.15 : 2,760,234,807.74 = 1,207,618,670.19 : x - Step 2: Convert to fraction form
2,000,826,249.15/2,760,234,807.74 = 1,207,618,670.19/x - Step 3: Cross multiply
2,000,826,249.15x = 2,760,234,807.74 × 1,207,618,670.19 - Step 4: Simplify right side
2,000,826,249.15x = 3,333,311,087,929,091,584 - Step 5: Solve for x
x = 3,333,311,087,929,091,584/2,000,826,249.15 - Step 6: Final answer
x = 1,665,967,291.94
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1.5x scale
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.