Finding the Fourth Proportional to 1,544,346,739,518.90, 2,131,198,848,407.20 and 849,887,297,324.92
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Solution
The fourth proportional to 1,544,346,739,518.90, 2,131,198,848,407.20 and 849,887,297,324.92 is: 1,172,844,661,749.36
Step by Step Solution
- Step 1: Write the proportion equation
1,544,346,739,518.90 : 2,131,198,848,407.20 = 849,887,297,324.92 : x - Step 2: Convert to fraction form
1,544,346,739,518.90/2,131,198,848,407.20 = 849,887,297,324.92/x - Step 3: Cross multiply
1,544,346,739,518.90x = 2,131,198,848,407.20 × 849,887,297,324.92 - Step 4: Simplify right side
1,544,346,739,518.90x = 1,811,278,829,334,777,076,645,888 - Step 5: Solve for x
x = 1,811,278,829,334,777,076,645,888/1,544,346,739,518.90 - Step 6: Final answer
x = 1,172,844,661,749.36
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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.