Finding the Fourth Proportional to 5,473,205,574.12, 8,208,978,847.74 and 1,489,600,117.98
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Solution
The fourth proportional to 5,473,205,574.12, 8,208,978,847.74 and 1,489,600,117.98 is: 2,234,174,414.70
Step by Step Solution
- Step 1: Write the proportion equation
5,473,205,574.12 : 8,208,978,847.74 = 1,489,600,117.98 : x - Step 2: Convert to fraction form
5,473,205,574.12/8,208,978,847.74 = 1,489,600,117.98/x - Step 3: Cross multiply
5,473,205,574.12x = 8,208,978,847.74 × 1,489,600,117.98 - Step 4: Simplify right side
5,473,205,574.12x = 12,228,095,860,088,827,904 - Step 5: Solve for x
x = 12,228,095,860,088,827,904/5,473,205,574.12 - Step 6: Final answer
x = 2,234,174,414.70
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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.