Finding the Fourth Proportional to 1,821,777,892.84, 2,733,675,186.14 and 889,108,466.44
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Solution
The fourth proportional to 1,821,777,892.84, 2,733,675,186.14 and 889,108,466.44 is: 1,334,154,817.69
Step by Step Solution
- Step 1: Write the proportion equation
1,821,777,892.84 : 2,733,675,186.14 = 889,108,466.44 : x - Step 2: Convert to fraction form
1,821,777,892.84/2,733,675,186.14 = 889,108,466.44/x - Step 3: Cross multiply
1,821,777,892.84x = 2,733,675,186.14 × 889,108,466.44 - Step 4: Simplify right side
1,821,777,892.84x = 2,430,533,752,494,017,024 - Step 5: Solve for x
x = 2,430,533,752,494,017,024/1,821,777,892.84 - Step 6: Final answer
x = 1,334,154,817.69
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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.