Finding the Fourth Proportional to 1,876,503,537.84, 2,588,933,465.64 and 1,072,153,903.44
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Solution
The fourth proportional to 1,876,503,537.84, 2,588,933,465.64 and 1,072,153,903.44 is: 1,479,205,908.73
Step by Step Solution
- Step 1: Write the proportion equation
1,876,503,537.84 : 2,588,933,465.64 = 1,072,153,903.44 : x - Step 2: Convert to fraction form
1,876,503,537.84/2,588,933,465.64 = 1,072,153,903.44/x - Step 3: Cross multiply
1,876,503,537.84x = 2,588,933,465.64 × 1,072,153,903.44 - Step 4: Simplify right side
1,876,503,537.84x = 2,775,735,120,932,372,992 - Step 5: Solve for x
x = 2,775,735,120,932,372,992/1,876,503,537.84 - Step 6: Final answer
x = 1,479,205,908.73
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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.