Finding the Fourth Proportional to 1,166,428,692.66, 1,749,644,722.86 and 476,335,946.62
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Solution
The fourth proportional to 1,166,428,692.66, 1,749,644,722.86 and 476,335,946.62 is: 714,504,607.58
Step by Step Solution
- Step 1: Write the proportion equation
1,166,428,692.66 : 1,749,644,722.86 = 476,335,946.62 : x - Step 2: Convert to fraction form
1,166,428,692.66/1,749,644,722.86 = 476,335,946.62/x - Step 3: Cross multiply
1,166,428,692.66x = 1,749,644,722.86 × 476,335,946.62 - Step 4: Simplify right side
1,166,428,692.66x = 833,418,675,318,863,104 - Step 5: Solve for x
x = 833,418,675,318,863,104/1,166,428,692.66 - Step 6: Final answer
x = 714,504,607.58
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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.