Finding the Fourth Proportional to 5,473,205,525.81, 8,208,978,775.38 and 1,489,600,069.63
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Solution
The fourth proportional to 5,473,205,525.81, 8,208,978,775.38 and 1,489,600,069.63 is: 2,234,174,342.20
Step by Step Solution
- Step 1: Write the proportion equation
5,473,205,525.81 : 8,208,978,775.38 = 1,489,600,069.63 : x - Step 2: Convert to fraction form
5,473,205,525.81/8,208,978,775.38 = 1,489,600,069.63/x - Step 3: Cross multiply
5,473,205,525.81x = 8,208,978,775.38 × 1,489,600,069.63 - Step 4: Simplify right side
5,473,205,525.81x = 12,228,095,355,376,717,824 - Step 5: Solve for x
x = 12,228,095,355,376,717,824/5,473,205,525.81 - Step 6: Final answer
x = 2,234,174,342.20
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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.